General Biology and Life History of Culver’s Root Culver’s root (Veronicastrum virginicum) is an herbaceous perennial that is native to most of the eastern U.S. and parts of eastern Canada. It is much more common in some states than others. Culver’s root grows naturally in moist to wet meadows or […]
Plant Highlights
Take a walk in the woods in the late winter or early spring and you may find a single, green, oval leaf lying among the fallen tree leaves. I often find single leaves scattered here and there, but you can occasionally find small patches. The leaves are around 3 inches […]
Common bluets, a.k.a. Quaker ladies or azure bluets, (Houstonia caerulea) are tiny, blue wildflowers that are native throughout most of eastern North America. There are several other species of bluets that also grow within parts of eastern North America, but common bluet is arguably the most widespread and common species […]
Little bluestem (Schizachyrium scoparium) is native to the lower parts of Canada and almost the entire lower 48 states in the U.S. It can be found growing naturally in barrens, prairies, savannas, and open woodlands. Little bluestem prefers drier upland sites, but is occasionally found in lower moister areas, especially […]
Possumhaw (Ilex decidua) has many common names including deciduous holly, swamp holly, and prairie holly. It is also sometimes called winterberry, but be aware that “winterberry” is more commonly used in reference to Ilex verticillata, which is also a deciduous holly. To make things more complicated, Ilex verticillata is sometimes […]
The wavy leaf aster (Symphyotrichum undulatum) is a late blooming wildflower that is native to most of the eastern U.S. It is fairly common throughout much of its range and can be found growing wild in dry, open woods and along woods edges. Like many of our other asters, wavy […]
Sassafras (Sassafras albidum) is native to most of the eastern U.S. It is commonly found growing in fencerows, along the edges of woods, along roads or other right-of-ways, in forest openings, and in other sunny to mostly sunny locations. In more mature forests, small sassafras saplings can often be found […]
Thoroughworts and bonesets (Eupatorium sp.) are common fall wildflowers throughout much of the eastern U.S. They are often found growing in fields and other open areas. Their flat-topped clusters of bright white flowers can contrast beautifully with the bright yellow goldenrods or the deep purple ironweeds that often grow in […]
Purple-headed sneezeweed (Helenium flexuosum) is a native wildflower in most of the eastern U.S. Although it can be a beneficial and unique addition to pollinator gardens, many people avoid this plant because of its common name. So, let’s address that concern to start with because allergy sufferers have nothing to […]
Helianthus hirsutus, a.k.a rough sunflower, hairy sunflower, or stiff-haired sunflower, is a native wildflower in much of the eastern and central U.S. Like its common names suggest, rough sunflower has hairy stems and leaves that give the plant a very rough texture. This rough texture helps make the plant relatively […]
Rattlesnake master (Eryngium yuccifolium) is an unusual wildflower native to open areas in much of the central and eastern U.S. In the wild, it is an indicator of high-quality remnant prairie or barrens. It is also commonly included in prairie restoration or large pollinator plantings. In recent years, it has […]
New Jersey tea (Ceanothus americanus) is a low-growing, native shrub that can be found throughout most of the eastern half of the U.S. It is an interesting plant from both an ecological standpoint and from a historical / ethnobotanical standpoint. In the wild, New Jersey tea is typically found in […]
Sweet goldenrod (Solidago odora) is one of the over 30 species of goldenrods native to Kentucky according to the USDA Plant Database. This species of goldenrod is also native to most of the eastern U.S. (sorry Indiana, Illinois, Michigan, and Maine – it’s not native in your states) and a […]
The springbeauty (Claytonia virginica) is native to most of the eastern half of North America. It can be found growing in rich, moist woods and occasionally in semi-shaded lawns that don’t get mowed early in the season. Springbeauties prefer rich soils full of organic matter and hummus, but can tolerate […]
The American persimmon (Diospyros virginiana) is a medium-sized tree that is native to most of the eastern half of the U.S. It grows in full sun and a wide variety of soils. The dark green leaves are your stereotypical “leaf shape” so aren’t much help by themselves for identifying the […]
Ninebark (Physocarpus opulifolius) is native to most of the eastern half of the U.S. In the wild, this shrub is often found along streambanks, woods edges, rocky slopes, and moist open areas. Although it is often found naturally in medium to moist locations, once established, ninebark can be very drought […]
Scaly blazing star (Liatris squarrosa) is native to much of the U.S. and is one of approximately 10 species of blazing stars that are native to Kentucky. It grows naturally in sunny, open areas with thin, rocky or sandy soils. Scaly blazing star tends to be shorter than many other […]
The American hazelnut (Corylus americana) is native throughout much of the eastern two thirds of the U.S. It grows in full sun to part shade, but produces more nuts in full sun, and will tolerate a wide variety of soils. This native shrub often forms multi-trunked thickets and can be […]
Note: Staghorn sumac and poison sumac (Toxicodendron vernix) are two different plants. They are both in the cashew family, but poison sumac is more closely related to poison ivy (Toxicodendron radicans) than staghorn sumac. At one time poison ivy and poison sumac were considered part of the Rhus genus, and […]
Virgin’s bower (Clematis virginiana) is a native vine that grows throughout much of the eastern two thirds of the country. As the scientific name suggests, this is a native clematis and related to the exotic clematises that are common in the horticulture trade. In the wild, virgin’s bower is most […]
Joe-pye weeds are tall, native wildflowers that produce a large, pink cluster of flowers in the late summer / fall. Five species of joe-pye weeds (Eutrochium sp.) can be found in the eastern U.S. The three most common species are hollow joe-pye weed (Eutrochium fistulosa), spotted joe-pye weed (Eutrochium maculatum), […]
Shrubby St. John’s wort (Hypericum prolificum) is a native shrub throughout most of the eastern half of the U.S. It can be 2-5 feet tall and grows in a wide variety of soils. It grows in full sun to partial shade, but prefers more sun. In recent years, shrubby St. […]
Purple coneflower (Echinacea purpurea) is a perennial wildflower native to most of the eastern 2/3 of the U.S. In the wild it is found in open prairies and meadows. It is also commonly planted in prairie restoration sites or similar settings and has become a popular ornamental flower that can […]
The common evening primrose (Oenothera biennis) is a native wildflower in most of the U.S. It is found naturally in sunny fields, roadsides, prairies, and disturbed areas. Common evening primrose can also be grown in the garden as a native wildflower. It is a biennial, meaning that it lives for […]
Jacob’s ladder (Polemonium reptans) is one of our native, ephemeral wildflowers. It grows in rich, open woodlands throughout much of the eastern U.S. It is a relatively short plant, only growing to around a foot tall. The leaves are compound and are said to resemble a ladder, thus the common […]
The eastern columbine (Aquilegia canadensis) is a perennial wildflower native to much of the eastern U.S. It often grows in rocky or sandy soils and in open woods. Columbines are perennials, but will also readily self-seed if the conditions are favorable. Their self-seeding ability means that they will often form […]
The rough-leafed dogwood (Cornus drummondii) is one of five species of dogwoods native to Kentucky. It can be found growing in thickets, open woodlands, edges of fields or creeks, and savannahs. Rough-leafed dogwoods can grow 15-20 feet tall and will often send up new shoots to form a multi-trunk shrub […]
Poison ivy (Toxicodendron radicans) is a common and much-hated native plant that can be found throughout the eastern half of the continent. It seems to grow pretty much anywhere and the allergic reactions it can cause are infamous. However, no matter how much we may hate it, poison ivy plays […]
The American holly (Ilex opaca) is a native evergreen tree that grows throughout much of the eastern half of the country. In the wild, it can be found growing in rich, well-drained (but not super dry), slightly acidic soils. It prefers mostly sunny areas, but can be found growing as […]
Short’s aster (Symphyotrichum shortii) is a native wildflower that can be found in Kentucky, Tennessee, and most of the surrounding states. It’ll grow to about 3 feet tall. The upper portion of the stem and upper leaves have tiny, stiff hairs that give the plant a slightly rough feeling. It […]
White wingstem (Verbesina virginica), a.k.a. white crownbeard, a.k.a. frostweed, a.k.a. frostflower, is a native, fall-blooming, perennial wildflower. White wingstem blooms from Aug. through Oct. in Kentucky, and grows in medium to slightly moist, open woodlands and fields. It can reach over 5 feet tall. Honey bees, native bees, and butterflies […]
Goldenrods (Solidago spp.) are in the aster family – the same family as daisies, sunflowers, and asters. The USDA Plants Database lists 33 species of goldenrods that are native to Kentucky. Two of those species, the white-haired goldenrod (Solidago albopilosa) and Short’s goldenrod (Solidago shortii) are federally endangered. The giant […]
Cup plant (Silphium perfoliatum) is a tall wildflower that is native to Kentucky and much of the eastern U.S. It commonly grows 4-6 feet tall and has been known to grow even taller in ideal conditions. Once established, cup plant spreads both by seeds and by underground rhizomes that form […]
Passionflower (Passiflora incarnate) is a deciduous vine native to most of the eastern U.S. and a few states west of the Mississippi River. It is often found trailing along the ground or climbing up nearby vegetation in sunny areas. The passionflower is the state wildflower of Tennessee. In Kentucky, passionflower blooms […]
The grey-headed coneflower (Ratibida pinnata) is a perennial wildflower native to most of the eastern U.S. It grows naturally in dry prairies and barrens. Grey-headed coneflowers have also become a favorite addition to prairie restoration areas, pollinator plantings, and wildflower gardens. Another common name for the grey-headed coneflower is the […]
Buttonbush (Cephalanthus occidentalis) is a deciduous shrub native to the eastern half of the U.S. It can be found growing naturally along creeks, ponds, lakes, and other fairly wet areas. Buttonbush can also be grown as a native ornamental in mostly sunny areas where the soil is on the moist […]
Slender mountain mint (Pycnanthemum tenuifolium) is one of nine species of mountain mints native to Kentucky. Mountain mints are in the mint family, but despite their name are not restricted to mountainous regions. They can be found growing throughout the state and many of the surrounding states. Slender mountain mint, […]
False indigo bush (Amorpha fruticosa) is a member of the legume or pea family. It is native to Kentucky and much of the eastern U.S. The leaves look very similar to the leaves of black locust (Robinia pseudoacacia) which is also in the pea family. False indigo bush typically grows […]
Anise hyssop (Agastache foeniculum) is also commonly known as blue giant hyssop and lavender hyssop. Occasionally, it will also be called by the name of its genus, Agastache. Anise hyssop is a perennial wildflower native to Kentucky, although it is much more common in the northern U.S. Anise hyssop will […]
Lance-leaf coreopsis (Coreopsis lanceolata) is native to most of the continental U.S. It is one of eight species of coreopsis native to Kentucky and is the species that is the most common. Other names for lance-leaf coreopsis include tickseed and sand coreopsis. The name tickseed comes from the fact that […]
Black locusts (Robinia pseudoacacia) are tall trees native to the Appalachian region and parts of the Ozarks, but they have been widely planted across the U.S. and in parts of Canada. They have even been imported to other parts of the world where they are often planted as ornamentals. Black […]
The highbush blueberry (Vaccinium corymbosum) is a native to many parts of the eastern U.S. including Kentucky. It is a tall shrub that can be found growing in sunny locations that typically have relatively moist, but well drained, acidic soil. The highbush blueberry is also planted extensively outside of its […]
The flowering dogwood (Cornus florida) is a small tree or tall shrub native to much of the eastern U.S. It is probably the most familiar of our native dogwoods and is the one that most people are referring to when they say “dogwood.” In addition to growing wild in our […]
There are over 20 different species of violets native to Kentucky and the surrounding states. Probably the most common of these species is the common blue violet (Viola sororia). The common blue violet grows in a wide range of habitats including meadows, parks, open woods, and yards. It has heart-shaped […]
Serviceberries (Amelanchier spp.) are small trees or large shrubs that typically grow to around 10-15 feet tall, but occasionally can be taller. There are multiple different species of serviceberry throughout the U.S. and Canada. In fact, every state except for Hawaii has a native species of serviceberry. In Kentucky, our […]
The eastern redbud (Cercis canadensis) is a small tree or tall shrub that is native to much of the eastern U.S. In the early spring, redbuds produce clusters of pink flowers. Redbuds bloom before the leaves have started to appear on most trees and their pretty pink flowers can often […]
Spicebush (Lindera benzoin) is a native shrub that is commonly found in rich, moist woods throughout Kentucky. It blooms in the early spring, usually March or April, before its leaves appear. The small yellow flowers are grouped in clusters along the branches. Spicebush is a dioecious plant which means that […]
Elms are deciduous trees and many species can be found in different parts of the world. In Kentucky, we have four species of native elms – the American elm (Ulmus americana), slippery elm (U. rubra), winged elm (U. alata), and rock elm (U. thomasii). Other elms have been introduced as […]
Different species of willow can be found throughout much of the Northern Hemisphere. There are several species native to Kentucky and several exotic species can be found growing as ornamentals. The pussy willow (Salix discolor) is perhaps our most familiar native willow, even though it is not Kentucky’s most common […]
February is a busy month in Kentucky. Regardless of what the groundhog says, it is the transition between winter and spring. It is when we are most likely to have our major snow and ice storms, often right before or after a string of spring-like 70 degree days. It is […]
Butterfly milkweed (Asclepias tuberosa) is one of several milkweed species native to Kentucky and the eastern U.S. It is a perennial and relatively easy to identify because it is our only orange milkweed. Unlike other milkweed species, this one lacks the characteristic milky sap. Butterfly milkweed can grow up to […]
The American beech (Fagus grandifolia) is a tall, deciduous tree that is native to the eastern U.S. It is the only beech tree native to North America. Other beech species are native to Europe and are sometimes planted as ornamentals. However, when most people in the eastern U.S. talk about […]
In March, backyards and fields can turn purple when viewed from a distance. The source of this purple hue are species in the genus Lamium. Our most common Lamium species are purple deadnettle (L. purpureum), henbit deadnettle (L. amplexicaule), and henbit (L. maculatum). Henbits and deadnettles look similar. Both have […]
Several species of chickweeds (Stellaria spp.) can be found in Kentucky and the surrounding states. The most common species are common chickweed (S. media) and star chickweed (S. pubera). Common chickweed is an exotic introduced from Europe. It is commonly found in yards and other disturbed locations. In Kentucky, it […]
Coralberry (Symphoricarpos orbiculatus) is a deciduous shrub that is native to most of the eastern half of the U.S. It typically grows 2-4 feet tall and is most commonly found in semi-open woods. Coralberry blooms during the summer, but the flowers are not very showy and are often overlooked. It […]
Jack-in-the-pulpits (Arisaema triphyllum) are native to much of the eastern two-thirds of the U.S. and grow in moist, rich woodlands. In Kentucky, they typically bloom in April and May. Their flowers aren’t very showy compared to some of our other spring wildflowers, but they have a unique shape. They also […]
The dandelion (Taraxacum officinale) is perhaps one of the first wildflowers that many of us learned to identify. The cheery yellow flowers bring dots of color to yards and other open areas, while the puffball seed heads bring joy and laughter to kids everywhere. However, many homeowners view them as […]
Devil’s walking stick (Aralia spinosa) is a small tree or tall shrub that is native to the eastern U.S. It is often found growing along the edges of forests or in open woodlands. Devil’s walking stick can be a very important plant for honey bees, native bees, and butterflies. From […]
The cardinal flower (Lobelia cardinalis) is a native Kentucky wildflower that grows in moist to wet woods and stream banks. Typically it only grows 2-4 feet tall, but it can grow as tall as 6 feet if it is in really rich, wet soil. Cardinal flower does not do well […]
The tulip poplar (Liriodendron tulipifera), a.k.a. yellow poplar, tulip tree, or tulip magnolia, is a common and important part of our forests. Despite the name, tulip poplars aren’t poplars. Instead, the tulip poplar is in the magnolia family and is part of a genus that only has two species – […]
It’s Dec. 1, 2015 and many people’s thoughts are turning to holiday traditions. Christmas trees and other decorations are going up in homes, businesses, and cities across the state. Sprigs of mistletoe are scattered among those decorations, often above doorways in the hope of inspiring a holiday kiss. American mistletoe […]
It’s the time of year when almost everything has stopped blooming. If I look hard enough, I might be able to find a few clover, dandelion, or smartweed blossoms left. The crazy cold, then warm weather has also tricked our lilac into putting out a few blooms. However, for the […]
The black-eyed susan (Rudbeckia hirta) is a native wildflower that belongs to a group of flowers called the coneflowers. The coneflowers include popular wildflowers like the black-eyed susans, brown-eyed susans, purple coneflower, grey-headed coneflower, and many others. Coneflowers are semi-drought tolerant and bloom during the summer. In Kentucky, Black-eyed susans bloom […]