Trees For the Kansas Home

At last year’s fall plant sale I convinced my father to plant some oak trees around his house where older shade trees are nearing the end of their lives. I told him to think ahead ten years: when the sweetgum (Liquidambar styraciflua) in the front yard finally dies, won’t he wish that he had a head start on growing the next shade tree nearby? And wouldn’t it be nice to start a row of trees near his workshop to block the hot west sun? Of course! He ended up choosing a few Shumard oaks (Quercus shumardii) which have done well for him and are off to a great start.

These trees were an investment in the future of his property ownership – well placed trees can save you money on heating and cooling your home and offer protection to your roof and siding from the sun’s damaging rays. Are there parts of your yard that need a shade tree? Or perhaps you have a tree that will need replacing in the near future?

Do your research and find the perfect tree for your needs, practical and aesthetic. Following are some of my favorites from the upcoming sale, but a full list is available here.

Fruiters

If you want to add a fruiting tree to your landscape, consider a Kansas native. PawPaw (Asimina triloba) and Persimmons (Diospyros virginiana) are both delicious and underused native fruits. Both are small to medium sized trees when mature (20 to 40 feet tall) and grow well in moist to medium-dry environments.

Persimmon (left) and PawPaw (right) both produce delicious fruit.

Persimmon (left) and PawPaw (right) both produce delicious fruit.

Understory

Sassafras albidium is the host plant for the spicebush swallowtail (Papilio troilus)

Sassafras albidium is the host plant for the
spicebush swallowtail (Papilio troilus)

If you already have some large shade trees and want to add canopy layers, consider an under story tree that thrives in the dappled sunlight and protection of larger trees nearby.  Sassafras trees (Sassafras albidium) have unique foliage, showy spring flowers and all parts of the plant have a pleasant smell. Eastern Wahoo (Euonymous atropurpureus) is known for it’s intense fall color and often grows in a shrubby form.

Flowering

There are lots of showy flowering trees to choose from, but we carry a few particularly unique options. Hop hornbeam (Ostrya virginiana) has cream colored shrimp shaped flowers, seen below. Yellowwood (Cladrastis kentukea) trees have pendulous white blooms and bright golden fall color.

Blooms of hop hornbeam and yellowwood trees.

Blooms of hop hornbeam and yellowwood trees.

Shade

Big sturdy shade trees are a good choice for a homeowner looking to reduce their electricity bills and protect their home from the elements. Black oak (Quercus velutina) and American Chestnut (Castenea dentata) both grow upwards of 60 feet tall and both produce nuts that provide winter food for wildlife.

Planting a tree is a satisfying task — it is an investment in the years to come, the hope of growth and newness. A mature tree can even raise the market value of your home! Tree coupons for the fall plant sale (September  9 – 11) will be available soon on our website. Hope to see you at our upcoming sale, carting away a tree of your own.

Photos from wikimedia comons, attributed to: Asit K. Ghosh Thaumaturgist (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0) or GFDL (http://www.gnu.org/copyleft/fdl.html)], via Wikimedia Commons
Hophornbeam by Eric Hunt (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
Cladrastus bloom Elektryczne jabłko (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 4.0-3.0-2.5-2.0-1.0 (http://creativecommons.org/licenses/by-sa/4.0-3.0-2.5-2.0-1.0)], via Wikimedia Commons

Shrubs for Bees

A well-designed garden has many different forms, colors, heights, bloom times and textures.  Plants are integrated in ever-changing combinations that should be appealing to us and the wildlife we are trying to attract.  Obviously, pollinators depend on diversity of plants and being able to find the food they need.  Shrubs are an important nectar source for many different pollinators, particularly for bees.  By including just a few of these in your own landscape, you can have a beautiful and productive garden that makes a difference in their survival. Here is a list of shrubs for bees to feast upon.

Small Deciduous Shrubs (1-3 feet tall)

Black ChokeberryAronia melanocarpa-The tiny white blooms of this ornamental shrub attract many different types of bees.  The black fruit is a bonus to be eaten fresh or left for wildlife.  Look for varieties like ‘Autumn Magic’, ‘Iroquois Beauty’ or ‘Viking’ to add to your garden.

Aronia_melanocarpa_(491771406)

Black Chokeberry

Western Sand CherryPrunus besseyi ‘Pawnee Buttes’-This wonderful, easy to grow landscape plant has an abundance of sweetly scented flowers in the spring followed by black cherries in the summer.  The glossy green leaves turn shades of red and purple in the fall.  It only grows to 18 inches tall by 4-6 feet in spread making it a fantastic ground cover.

CoralberrySymphoricarpos sp.-This is a shrub that is grown for its ornamental berries.  However, the tiny blooms are gladly used by bees.  The summer’s flowers swell into pinkish white pearls along arching stems.  The fruit is persistent well into winter.  “Candy™’ or ‘Galaxy™’ are forms with great fruit clusters.

Lead PlantAmorpha canescens-This is a great butterfly bush alternative.  The purple flower spikes in late spring atop the silvery gray foliage are extremely attractive.  Bees cover these plants while blooming.  It is a native wildflower that thrives in a sunny spot.

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Lead Plant

Medium to Large Deciduous Shrubs (4-10+ feet tall)

ButtonbushCephalanthus occidentalis-The unusual, fragrant flower balls of this native shrub are magnets to a host of pollinators.  I have seen up to two dozen swallowtail butterflies on one plant when in bloom.  ‘Sugar Shack®’ is a shorter form that works well in the landscape.

IMG_0644

Buttonbush

ElderberrySambucus canadensis-As you drive the highways in summer, this shrub is everywhere.  The creamy white blooms pop out of the landscape especially against the glossy green foliage.  These flat topped clusters of flowers make great landing pads for bees.  The fruit is tasty and very high in antioxidants.  ‘Adams’ and ‘York’ are native forms selected for their larger fruit.  Other non-native forms like ‘Black Lace’ and ‘Lemony Lace’ are more refined alternatives for the landscape.

ArbFlowers 123

Elderberry

SpicebushLindera benzoin-We have had success growing this as an understory shrub.  The tiny yellow flowers attract bees and the leaves have a spicy smell when crushed.  Plants develop a nice yellow fall color.

Viburnums-There are too many of these shrubs to mention, but I will highlight our native to Kansas varieties, which have beautiful white flowers in the spring followed by clusters of purplish fruit that develops later in the summer.  Viburnum prunifolium has smaller oval leaves that develop reddish-purple fall color.  Viburnum rufidulum has shiny leaves that turn burgundy-purple fall color.  Each of these shrubs can grow to 12 feet tall.

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Blackhaw Viburnum-Viburnum prunifolium

Certainly, there are other shrubs for the landscape such as Beautyberry-Callicarpa americana, sumac (Rhus sp.), Roughleaf Dogwood-Cornus drummondii, American plum-Prunus virginiana, Clover Currant-Ribes odoratum, and serviceberry (Amelanchier sp.) that deserve more use in landscapes.  Many of these shrubs have been pushed aside for ornamental varieties that are nice to look at, but offer nothing to wildlife because the flowers are sterile.  By strategically choosing plants that are both beautiful and alluring to bees and other wildlife, your garden will become a haven for pollinators.

Shrubs for Bees Photo Credit

Trees for the Bees

Are native wildflowers the only plants that bees love?  I knew the answer to this question is no, but needed a reminder.  The other day as I was giving a tour at the arboretum. We had stopped next to a Littleleaf Linden tree (Tilia cordata).  It was extremely fragrant.  It was also covered by pollinators including many different types of bees.  The hum as they busily worked over the flowers was amazing.  It made me think – Are there other trees that pollinators use throughout the year?

Tilia cordata

Littleleaf Linden

The plight of bees and other pollinators have been in the news lately.  Beekeepers struggle with colony collapse.  Pollinator populations continue to decline.  Habitat loss and dwindling sources of pesticide-free plants make it harder for insects to find the food they need for their very survival.  Wildflowers are promoted as the elixir for these endangered pollinators, but in reality a diverse network of food has never been more important.  Trees are a vital food source for all sorts of insects.  The abundance of flowers at a single location provide bees and other pollinators with valuable sources of nectar.  Trees can be part of the solution to these problems.  Here is a list of trees that pollinators will flock to when in bloom.  Besides helping the pollinators they may give you some shade.

Black Cherry-Prunus serotina

This native tree can be found in the eastern half of the United States.  Black Cherry is not a specimen tree, but offers fragrant, nectar-rich flowers followed by tangy fruit that wildlife enjoy.  Plant along the outskirts of your property so it has adequate space, ultimately reaching 50-75 feet tall.   Other cherry trees and fruit trees offer pollinators nectar early in the year.  We certainly benefit from their work.

Prunus_serotina_closeup

Black Cherry

Basswood-Tilia americana

This deciduous tree is a bee magnet.  The clusters of fragrant yellow flowers in June and July attracts pollinators from all over the neighborhood.  The foliage is heart shaped, which provides dense shade.  It has an upright habit that develops into a broad spreading tree over time to 75 feet.  The smaller (to 40-50 feet) non-native cousin Littleleaf Linden is just as alluring to pollinators.  The variety ‘Redmond’ is one of the most common available at your local garden center.

Willows-Salix sp.

This is often overlooked as a group of trees, but it is extremely important to a wide variety of pollinators.  Consider planting a pussy willow or weeping willow in your garden, especially if you have a wet spot.  I grew up fishing around and under Black Willow trees along the East Emma Creek.  I can still remember being scolded and even dive bombed by a Red-winged Blackbird that was protecting its nest in one of these Black Willow trees.  They are not very ornamental, but valuable to a host of wildlife along with many different pollinators.

Pussy_Willow_-_geograph.org.uk_-_1224385

Pussy Willow

Catalpa-Catalpa speciosa

This is a tree that deserves wider use because it is very adaptable and tough.   The showy, white flowers in June are sought by bees.  These flower clusters develop dangling cigar-like seed pods.  The heart-shaped leaves are attractive along with the irregular branching of the tree.  It as many unique features that may be worth a try in your garden.

Catalpa_speciosa

Catalpa

Black Locust-Robinia pseudoacacia

This native tree makes fantastic honey.  The creamy white, fragrant flowers dangle from the branches in long 4-8 inch racemes.  Bees flock to the flowers that are rich in nectar and pollen.  The black locust tree is quite adaptable but needs full sun for best growth.  Most trees reach 30-60 feet tall at maturity.  Look for varieites called ‘Frisia’ or ‘Purple Robe’ to establish in your garden.

Robinia_pseudoacacia_003

Black Locust

Diversity is the key to pollinator success.  The pollinators needs a variety of plants that bloom a different times all through the year.  Blooming trees literally take pollination to a new level.  Your bee-friendly habitat needs some blooming trees.

Trees for the Bees Photo Credits

 

Plant profile: Golden Alexander (Zizia aurea)

Several years ago as I was preparing for our fall plant sale, I noted that I had a flat of 32 golden alexanders (Zizia aurea) ready for the sale.  I went back three days later and could not find the plants anywhere.  I thought somebody had moved them, but later discovered the flat of plants had been eaten to the soil line by Swallowtail butterfly caterpillars.  They were on several other plants in the gardens as well as a few random plants within the nursery.  I was amazed at how voracious those caterpillars were. They literally ate the plants to the ground.

ArbFlowers_May06- 084

The beautiful bloom of Golden Alexander

 

Golden alexander (Zizia aurea) is the Kansas Native Plant Society 2016 Wildflower of the Year. They are most often found in prairie savannas, woodland edges, wooded bottomlands, stream banks, moist meadows, and floodplains.  They are quite adaptable once established surviving even the driest summers.

The deep green leaves of golden alexanders are distinctly divided and tough.   This wildflower grows between 12″ to 36″ tall with yellow flowers in flat topped umbels forming in May and June.  The seeds that develop resemble dill seeds.  Be careful!  If it is happy, it will self-seed and colonize an area.

Zizia aurea is an important plant whether in bloom or not blooming.  It is a member of the parsley/carrot family, which are host plants for Swallowtail butterflies.  When in bloom, many other pollinators are attracted to the bright yellow flowers.  It is a pollinator magnet.

ArbFlowers_May06- 066

Blue False Indigo with Golden Alexander in the foreground and background

This native wildflower is extremely easy to grow in either full sun or partial shade.  I tend to plant it in areas that receive morning sun and then are shaded during the hottest part of the day.  It can thrive in clay soils and the shiny foliage and vivid yellow flowers make this a welcome addition to your wildflower garden.  Plant a few as an offering to the Swallowtail butterflies.  In my opinion, this is a plant that should be in every garden.

Plant Profile: My Run-in With A Texas Buckeye

There are some experiences we will always remember and others we need to be reminded of from time to time.  One of those experiences happened for me with the Texas Buckeye near the Arboretum parking lot.  Each spring when it blooms, I am reminded of the time I about killed that tree.

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Texas Buckeye Blooms

It was one of the first years I was working as the horticulturist/grounds manager.  I was mowing close to that tree, which had been planted the year before.  It was supported with wires from the trunk to stakes in the ground.  I turned the mower and WACK!  The top of the tree hit me on the head.

Have you ever had the sudden realization that something isn’t right?  Have you ever had that feeling in the pit of your stomach to not turn around?  I turned around to see that the back of my mower had caught one of the wires and pulled the tree over, breaking the trunk about two feet off the ground.  I wanted to crawl in a hole.

The Texas Buckeye (Aescules glabra var. arguta) tree, which was now laying horizontal, had been sought diligently for this specific spot.  In one second, I had killed it.

Have you ever had thoughts of hiding something you did wrong?   That thought flashed into my mind.  Will anyone notice? I was in a jam.  So, I decided to take my lumps.

I walked into Larry Vickerman’s office, who was the director at that time, and told him the bad news.  To his credit he didn’t yell at me, but I certainly would have deserved it.  He took a look at it and we decided to try to set it upright again.  We gently unhooked it from the mower and made it vertical and then wrapped the place where it bent over with tree wrap.  We crossed our fingers that it would survive.  It did survive the rest of that year and bloomed the next year.  It has continued to bloom each year since and each spring I am reminded of the time I was hit upside the head.  Maybe there is a lesson to be learned in this story.  Maybe I need to be hit upside the head from time to time.

IMG_0347

Anyway, if you look close, the scar is still visible, but it has fully healed.  This beautiful small tree has palmately compound leaves that will turn yellow-orange in the fall.  The real show in is May when the creamy, yellow flower panicles emerge.  The blooms are spectacular and very eye catching, because they appear at the ends of the branches.  It is an understory tree, which becomes most visible when in bloom.  The leathery seed pods develop later in the year and contain tannish-brown, shiny seeds that look like “buck (deer) eyes” .  The seeds are known to be poisonous along with all parts of the plant as well. If the tree becomes really drought stressed, it will prematurely drop its leaves.  Ultimately reaching 20-25 feet tall and 15-20 wide, it is a wonderful small tree for the landscape.

This is a great native small tree that deserves more use.  Each year, I get a renewed sense of relief, because I know what I did to it, yet is still thrives.  If this Texas Buckeye can survive being toppled by a mower, it can survive anything you throw at it.

Native Plant Combinations for the Landscape

Many people who visit our FloraKansas Plant Sale are very interested in converting their gardens to using native plants, but they often are unsure of which plants to put together and in what configurations. Here are a few tried and true combinations that I have enjoyed, both in our plantings at the Arboretum, and at my home. I hope these suggestions start to get your creativity flowing.

(In addition, you may want to check out these other resources: Landscaping Recipe Card, Establishing Native Plants, and Other Native Plant Landscape Designs)

Perennial Gardens Using Natives

Use these native plant combinations in either a foundation or island planting. Each garden can be modified to fit your space. These plant combinations have been carefully selected to provide year around interest with minimal maintenance required, and will attract a diverse group of pollinators.

PERENNIAL BORDER-SUN

  • Five Panicum ‘Northwind’ and five Baptisia ‘Pink Truffles’ in the back row, alternating
  • Seven Aster ‘Raydon’s Favorite’, middle back row
  • Seven Penstemon ‘Dark Towers’,  middle front row
  • Seven Solidago ‘Little Lemon’ and seven Bouteloua gracilis ‘Blonde Ambition’ in the front row, alternating

 

PERENNIAL BORDER-SUN Less than 36 inches tall

  • Seven Panicum virgatum Cheyenne Sky’ in the back row
  • Seven Agastache ‘Summer Love’  in the middle back
  • Five Echinacea paradoxa and five Schizachryium ‘Standing Ovation’, alternating in the middle front
  • Five Aster ‘Snow Flurry’, five Callirhoe involucrata and five Bouteloua ‘Blonde Ambition alternating in the front row
IMG_2438

Purple Poppy Mallow and Blue Grama

ISLAND PLANTING-SUN

  • Three Cephalanthus ‘Sugar Shack’ (Center)
  • Five Schizachyrium ‘Blue Paradise’, five Liatris spicata ‘Alba’, three Butterfly weed, alternating in the middle row back
  • Five Aster ‘October Skies’’ and three butterfly weed middle row front
  • Seven Oenothera macrocarpa and seven Prairie Dropseed, alternating front row
IMG_2411

Butterfly weed and Shasta Daisy

SHADE

  • Three Oakleaf Hydrangea, back row
  • Five Solidago caesia, middle row back
  • Five Aquilegia canadensis and five Polygonatum biflorum, middle row front, alternating
  • Nine Carex eburnea, front row

Landscaping class recipe cards-2005

Plants for containers

These combinations will provide interesting colors, textures and blooms throughout the growing season. Each list of plants are for larger pots that are at least 12-18 inches in diameter. Place center plants in pot first, then arrange other perennials evenly around the rim of the container.  I really enjoyed my potted native plants last year.  It was amazing to watch the pollinators come up to my back deck.  It was like having a front row seat.

SUN

Three Coreopsis ‘Cosmic Eye’
Two Heuchera
One Gaura ‘Rosyjane’
One Schizachyrium ‘Twilight Zone’ (Center)

 

Three Agastache ‘Raspberry Summer’
One Panicum ‘Northwind’ (Center)
Three Monarda ‘Grape Gumball’

 

One Physocaprus ‘Tiny Wine’
Three Agastache ‘Kudos Yellow’
Three Bouteloua ‘Blonde Ambition’

SHADE

Three Heuchera ‘Autumn Leaves’
Three Carex appalachica
One Solidago odora (Center)

 

Three Native Ferns
Two Wild Ginger
One Aruncus ‘Misty Lace’ (Center)

PART SUN

One Rhus ‘Tiger Eyes’ (Center)
Two Heuchera ‘Obsidian’
Two Aster divaricatus ‘Eastern Star’

IMG_2422

 

These are do it yourself native plant combinations that will work well, if matched to your landscape.  They will provide easy care, attract a wide variety of wildlife, while providing beauty for your garden.  Just choose a set of plants that fit your area or pot.

As the saying goes, “…if you build it they will come” or in this case “…if you plant it they will come.”  Have fun in your garden this year.

 

Katie’s Plant Picks: Mint Family

Working in the Arboretum greenhouse is a terrible temptation. I love my perennial garden at home and I never stop adding new specimens, so our selection of natives and adaptables this year is a treasure trove for me. I must truly exercise some self control to prevent my entire paycheck from turning into wildflowers. Until I win the lottery or inherit a rich uncle’s fortune, I will have to just pick a few favorites!

If you, like me, have a fond eye for every flower, then it may be helpful to guide your shopping this year by selecting a plant family to collect. Researching a scientific plant family and finding those species native to your area can help lend a theme to your garden, add cohesiveness, and curtail your wild garden spirit.

This year I am going to plant from the mint family, Lamiaceae, or formerly, Labiatae. Lucky for me, our upcoming sale has lots of gorgeous options!

A red variety of bee balm shown with solidago (Left) and a light purple monarda fistulosa (Right)

A red variety of bee balm shown with solidago (Left) and a light purple Monarda fistulosa (Right). Bee balm is part of the mint family.

Family Traits

Lamiaceae (lame-ee-ay-see-ee or lame-ee-ay-see-ii) is a large plant family with of over 3500 species. In science lingo, families are groupings of plant genera – a fancy way to say that these plants share common traits. A tell-tale sign of a mint family member is a strong aroma from the leaves, be it traditionally minty or not. These plants are some of the most valuable aromatic, culinary and medicinal crops in the world – rosemary, oregano, thyme, basil, salvia, hyssop, bee balm, and lavender are all a part of this big family.

Mint family plants commonly have square stems and flowers with bilateral symmetry (top and bottom do not match but sides mirror each other). The pictures in this post will hopefully help you to recognize some of the common traits shared among the mint family, and soon you will be identifying mint family species on your own!

Following are my top mint family picks from our plant sale, along with a list of varieties available.

Agastache 'Raspberry Summer' (left) Salvia azurea (right)

Agastache ‘Raspberry Summer’ (left)                                                                       Salvia azurea (right)

My Plant Picks

One of my top picks from the mint family is agastache, commonly known as hyssop or hummingbird mint. It thrives in sun and heat and its leaves emanate a wonderfully minty scent. Its tubular flowers attract hummingbirds to the garden. We are offering it in yellow, orange, blue, violet, and pink – perfect for whatever color combination you can dream up! Blooming from early summer to late fall, agastache is a showstopper year after year in the landscape.

A. foeniculumAgastache ‘Kudos Yellow’ ‘Kudos Coral’ ‘Raspberry Summer’ ‘Summer Sunset’
‘Summer Love’ ‘Blue Boa’ ‘Violet Visions’

Salvia is another sun loving flower that I will be adding to my garden this year. Pictured above is a native variety, growing as tall as 5 feet in the right conditions. Salvias come in all shapes and sizes; mound forming, tall and showy, wispy, etc., and many different colors. Their long flowering spikes add nice movement in the breezy garden and are beloved by butterflies. The sale will have saturated deep blues and magenta available, as well as lighter tones, pink and lavender.

S. azurea ‘Grandiflora’ – S. pitcherii ‘Nekan’ – S. greggii ‘ Furman’s Red’ ‘Ultra Violet’ – S. nemerosa Violet Riot’ ‘Pink Dawn’ ‘Crystal Blue’ ‘Caradonna’ – S. macrophylla ‘Hot Lips’ ‘Windwalker Royal Red’

If you love the smell of Earl Grey tea then monarda is for you! Commonly called bee balm or wild bergamot (because of its similar fragrance to Citrus bergamia, source of earl grey tea), the leaves of this plant release their pleasant aroma every time you water or brush past. This year we are offering many different varieties of monarda, some native and others hybridized, in various shades of red and purple.

M. fistulosaM. didyma ‘Pardon My Pink’ ‘Pardon My Purple’ ‘Pardon My Cerise’ ‘Leading Lady Plum’ ‘Grape Gumball’ ‘Lilac Lolipop ‘ ‘Cotton Candy’  ‘Cherry Pops’ ‘Rockin Raspberry’

It’s hard to only pick a few when we have so many ‘minty’ options! More than just the three discussed here, we also have catmint (Nepeta sp.), Russian sage (Perovskia atriplicifolia) and lavender (Lavendula ‘Phenomenol’), and many more. If you come to the sale, you know where to find me – hovering near the mint family plants, sniffing away!

 

Some information fact checked at http://delta-intkey.com/angio/www/labiatae.htm
Photos from Dyck Arboretum archives and Walter’s Gardens media resources.

 

 

 

 

Wonderful White Wildflowers

Our greenhouse is finally filling up, and what a sight! Little green sprouts are popping up in their pots, eager for more warm weather. By the time our plant sale rolls around the greenhouse will be a gallery of purple, pink and orange blooms! Unfortunately, all that gorgeous color will surely steal the spotlight away from some of my favorite white flowering species. Too many native and adaptable white wildflowers don’t get the attention they deserve in the modern garden. Opposite of the recent Oscar’s controversy, we aren’t giving these wonderful whites enough attention! White flowers add brightness to shady or green-dominated areas and won’t clash with your existing color palette.

Here are a few of my top picks from our upcoming plant sale that will add an under-celebrated species and a pop of brightness to your landscape:

Dictamnus albus – Gas Plant 

Dictamnus albus, Gas Plant - https://commons.wikimedia.org/wiki/File%3ADictamnus_albus_280506.jpg

Dictamnus albus, Gas Plant – https://commons.wikimedia.org/wiki/File%3ADictamnus_albus_280506.jpg

Dictamnus albus could be the conversation piece of your garden this year! Contrary to what its name suggests, it has a pleasant, citrus aroma when in bloom and the flowers are good for cutting. The “gas” in its common name refers to its flammable nature – the whole plant is covered with a thin layer of volatile oils that, in the right conditions, can be ignited for a brief flash of blue flame. A fun patio party trick, to be sure! These volatile oils can cause skin irritation (known as phytophotodermatitis, if you are looking to impress your friends or physician) akin to a chemical burn, a result of the oils reaction to sunlight on the skin surface. In my opinion, the beauty and intrigue are worth the small risk. Known for its longevity, it is perfect for a full sun or part shade area that is not likely to be disturbed, for the health of your epidermis and for the happiness of the plant.

 

Parthenium integrifolium – Wild Quinine

Parthenium intergrifolium, wild quinine - https://commons.wikimedia.org/wiki/File%3AParthenium-integrifolium-wild-quinine-0a.jpg

Parthenium intergrifolium, wild quinine – https://commons.wikimedia.org/wiki/File%3AParthenium-integrifolium-wild-quinine-0a.jpg

Tragically underused in today’s gardens, wild quinine blooms reliably all summer long and produces attractive seedheads for dried arrangements during fall and winter. Dreamy pearl-like flower clusters form atop serrated foliage. It thrives in full sun and isn’t preyed upon by bunnies and deer – the leaves are sandpapery and unpalatable. An attractant for equally undervalued pollinators, many species of beetles, wasps and flies flock to wild quinine to feed on its pollen and nectar. Tall and clump forming, it creates a dynamic backdrop for other, shorter flowers.

 

Ceoanthus americanus – New Jersey Tea

Ceanothus americanus, New Jersey Tea - https://commons.wikimedia.org/wiki/File%3ACeanothus_americanus.jpg (Public Domain)

Ceanothus americanus, New Jersey Tea – https://commons.wikimedia.org/wiki/File%3ACeanothus_americanus.jpg (Public Domain)

A showy native shrub, New Jersey Tea grows to 3 – 4 feet tall and produces panicle shaped flower clusters in late spring to midsummer. The eastern namesake comes from its use as a surprisingly yummy tea substitute during the Revolutionary War and also utilized by Native Americans for various internal ailments*. The dense and vigorous growth habit make it difficult to transplant once established, so pick a permanent home for it in your garden. Ceaoanthus is quite tolerant of drought and poor soil, growing well in rocky, sloping areas. The Spring Azure and Summer Azure butterflies (Celastrina sp.) use New Jersey tea as their larval host plant and continue to feed on the nectar as adults. A great alternative to high maintenance, non-native shrubs.

I’ll be saving my pennies to snag a few of these beauties for my own garden, and hopefully some of you will as well. A complement to any landscape or flower arrangement and a haven for special pollinators, why shouldn’t we adore them?

 

Attributions:

Gas Plant: By Bernd Haynold (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html), CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/) or CC BY 2.5 (http://creativecommons.org/licenses/by/2.5)], via Wikimedia Commons

Wild Quinine: By Adamantios (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0) or GFDL (http://www.gnu.org/copyleft/fdl.html)], via Wikimedia Commons

*info from Medicinal Wild Plants of the Prairie, Kelly Kindscher 1992

 

Spring Flowering Native Plants

I love changes in the seasons. The dawn of spring, however – giving forth increased warmth, a variety of distinctive earthy to sweet smells, green and colorful sights, and sounds from many species of waking wildlife — is a favored time of the year.

Spring-blooming prairie and woodland plants are among the first to take advantage of warmer soils and days with increasingly just enough sunshine. Their green shoots emerge early and produce colorful flowers that feed early pollinators and brighten sunny to partially-shaded landscapes.

The following are some of my favorite spring prairie and open woodland plants that also serve as landscaping gems because they flower in March, April, and May:

a. Baptisia australis var. major blue false indigo full sun
b. Callirhoe involucrata purple poppy mallow full sun
c. Clematis fremontii Fremont’s clematis full sun
d. Geum triflorum prairie smoke full sun
e. Koeleria cristata Junegrass full sun
f. Oenothera macrocarpa Missouri evening primrose full sun
g. Penstemon cobaea penstemon cobaea full sun
h. Penstemon digitalis foxglove beardtongue full sun
i. Pullsatilla patens pasque flower full sun
j. Tradescantia tharpii spiderwort full sun
k. Verbena canadensis rose verbena full sun
l. Amsonia tabernaemontana blue star part shade
m. Aquilegia canadensis columbine part shade
n. Heuchera richardsonii coral bells part shade
o. Senecio plattensis golden ragwort part shade
p. Zizia aurea golden alexander part shade

 

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There are so many benefits to be found in landscaping with native plants. They will greatly enhance the biological diversity and ecology of your yard by providing food for insect larvae and flower nectar for pollinators. Small mammals and birds feast on the abundance of available seeds. Predatory insects, birds, mammals, amphibians, and reptiles will find food in the abundance of available insects. Even the smallest of native gardens can be a mini wildlife sanctuary.

Native plant gardens connect us to our natural and cultural history. Even if you don’t use your home landscape today as your grocery store, home improvement store, and pharmacy, Plains Indians and later European settlers certainly did just a few generations ago. The plant and animals of the prairie (especially the bison) were critically important to human survival.

The deep roots and unique traits of native plants make them very adaptable to our Kansas climate and provide sensible and sustainable landscaping. Once established, these plants require little to no supplemental water and require no fertilizers, herbicides or pesticides if properly matched to the site.

Even if you are only interested in colorful garden eye candy, this list of spring flowering native plants will provide a beautiful array of flowers to brighten your spring landscape. You can find these plants at our FloraKansas Plant Sale.

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Asters: Autumn’s Crescendo

Mention fall blooms to most gardeners and they think of chrysanthemums.  Blooming in September and October, “mums” are the major source of color in most late-season gardens.

Another group of fall-bloomers that are just as attractive, but not as well-known, are the asters.  Asters are related to chrysanthemums (both are in the Sunflower Family) and have similar daisy-like flowers.  Like chrysanthemums, asters also come in a wide variety of sizes and colors and are perennial, meaning they come up year-after-year.  There are several native asters in the collections of the Dyck Arboretum and these are discussed below.

The New England aster (Aster novae-angliae) occurs in eastern Kansas.  One of the taller species, this plant may reach three to four feet in height.  The flowers are generally a shade of purple in color, although pink and white-flowered forms have been found.  ‘Purple Dome’, ‘Hella Lacy’, ‘Alma Potschke’ and ‘Vibrant Dome’ are good varieties for the garden.

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New England Aster with Monarch

The sky blue aster (previously Aster azureus, now Aster oolentaniensis) grow two to three feet tall and has a bright blue flower.  Also occurring in eastern Kansas, this species in particularly useful as a garden plant because it can tolerate dry shade.  ‘Bluebird’ is a nice selection.

The aromatic aster (Aster oblongifolius) grows further west than the previous species, and is a more drought-tolerant plant.  Its name alludes to its fragrant purple flowers and pungent foliage when bruised.  This species grows about two foot tall.  We have ‘Dream of Beauty’ (short with pink blooms), ‘October Skies’ (2’ x 2’ with light blue flowers)  and ‘Raydon’s Favorite’ (3’ x 2’ with light blue flowers).

Aster October Skies

Aster oblongifolius ‘October Skies’

The heath aster (Aster ericoides) has the smallest flowers of any in the group, but it produces them in large enough numbers to make an impressive show.  In the late summer, it is covered with tiny white daisies.  Typically, it grows to two feet tall.  This adaptable plant occurs throughout much of Kansas.  ‘Snow Flurry’ is a groundcover form only reaching 6-8 inches tall.

Fendler’s aster (Aster fendleri) is the smallest of all the Kansas asters, only reaching about eight inches in height.  Occurring in central and western Kansas on dry, rocky prairie, it is probably the most drought-tolerant of our native asters.  In September these low plants are literally covered with lavender daisies.  The variety ‘My Antonia’ would make a nice addition to a xeric garden.

A few varieties for shade would be White Woodland Aster (Aster divaricatus ‘Eastern Star’) which makes a great groundcover with white blooms and mahogany stems.  It only reaches 12 inches tall.  The other woodland aster is Blue Wood Aster (Aster cordifolius) which is taller (3’ X 3’) with loads of tiny light blue flowers.

white wood aster

White Woodland Aster

In addition to being appreciated by humans, many asters also attract many different pollinators including Monarchs.  Planting asters is a good way to bring these beautiful creatures into the home garden.

Of the asters described above, only New England aster is widely available for purchase.  We carry many of these asters at our FloraKansas plant sales.  The others can be obtained from mail-order nurseries that specialize in wildflowers.

These native wildflowers are good examples of plants that are not only beautiful and useful, but also hardy and adapted to our climate and growing conditions.  In my opinion, you should give them a try.