grey headed coneflower oh ecotype. Culver's Root (Veronicastrum virginicum) is a perennial plant of prairies and savannas that rises to 3 to 5 feet tall when mature; depending on soil moisture, surrounding competition, and sunlight exposure. grey headed coneflower oh ecotype

 
Culver's Root (Veronicastrum virginicum) is a perennial plant of prairies and savannas that rises to 3 to 5 feet tall when mature; depending on soil moisture, surrounding competition, and sunlight exposuregrey headed coneflower oh ecotype  The included plant species were selected to represent a variety of life forms

Till the soil to a depth of about fifteen inches. Grey Headed Coneflower is a native perennial known for its tall, skyward-pointing center cones, surrounded by downward-facing yellow petals. Gray-head Coneflower Ratibida pinnata. Allow the soil to dry between waterings. Yellow Coneflower grows and transplants very easily. Illustration about vector, white, headed, line, rudbeckia, black, petals, tall, engraving, flower, engraved, coneflower. Ecotype seed for native species of grasses, forbs, or legumes will be genetic seed source and grown in areas identified in. Coneflower is a tolerant plant and accepts many conditions. ), crownbeards (Verbesina spp. Gently tamp down the soil and water it well. Species range in form, size (height), bloom time, bloom color, and light preference. Coneflower Herbal Uses – Growing Echinacea Plants As Herbs. The center disk is ½ to ¾ inch across, initially a green, dome-shaped cone; when the tubular yellow disk flowers bloom it takes on a bulbous shape. grey-headed coneflower Ratibida pinnata. The blooms are 2-3” across with drooping yellow rays surrounding a dense chocolate brown cone. 5% Desmanthus illinoensis (Illinois Bundleflower) 2. Full sun; moist, well drained soils. This sun loving perennial from the. • Grows 2 to 4 feet tall and 1 to 2 feet wide. To give root growth a boost for the first 30 days, drop a Miracle-Gro Quick Start Planting Tablet into the planting hole (as per the instructions on the label). m. 1913 pnd_rapi_001_lvd . 0% Lespedeza capitata, RI Ecotype (Roundhead Lespedeza, RI Ecotype) 1. ) have conelike disks that rise above the drooping ray florets. It is an easy-going plant that tolerates light shade, heat, some drought, nighttime visits from deer, and a wide range of soils. Gray headed coneflower seeds develop on the cone as the blooms fade and are reliable for propagating the plant. ). ) Barnh. Add to Wishlist. The plant prefers moist soil, but grows well in average, medium, well-drained soil in full sun to part shade and is often found in woods, meadows, streambanks, and roadside. Many insects are attracted to this plant such as butterflies and bees. Cones matures into dense gray egg shaped heads full of small brown hair-less achenes. Individual Seed Species. She listed it under its older botanical name Lepachys pinnata. Blooms most of the summer. fulgida Black-eyed susan 25 0 0 now Forb Rudbeckia fulgida var. 125 LB PLS LESCAP03 Roundhead Lespedeza, RI Ecotype $91. About Grey-Head Coneflower. Well-named since it may grow to 9' tall in the wild, but typically grows 3-4' tall in cultivation. Lower stem leaves once pinnatifid; chaff 4. Head Flower Bloom Time: Summer Flower Shape: Radial Flower Petals: 6 petals/rays Flower Size: 1-3 inches Flower Description: Up to 13 extremely reflexed yellow petals. A somewhat rough-looking plant that features pinnately divided leaves (to 5" long) on stiff stems growing 3-5' tall. Individual Seed Species. Fill the hole with more soil and pat it to even out the surface. 321 0. The daisy-like composite flowers occur at the apex of the tall stems. Rudbeckia laciniata L. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 5 years. From the dichotomous key of Flora Novae Angliae. 4a. It is native to the central and eastern United States and Ontario in Canada. 07248 $11. When crushed, the seed heads release an anise scent. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 5 years. Soil Conditions. Long summer bloom period. Grey-Headed Coneflower (Latin name . Flowers can grow large at 4 to 6 inches in diameter. Hwy. What’s not to love about an easy to grow plant that produces abundant yellow flowers throughout summer, provides nectar to bees, food for goldfinches and a whole lot more. Flowers: Summer, Autumn; Yellow; 7 or more parts (petals) Leaves: Alternate. The grey-headed coneflower ( Ratibida pinnata) is a perennial wildflower native to most of the eastern U. Gray Headed Coneflower is a Mid-Western prairie native that blooms in the summer with large, yellow petaled flowers. 70 % Monarda fistulosa, Fort Indiantown Gap-PA Ecotype Wild Bergamot. Yellow or gray-headed coneflower ( Ratibida pinnata) is found in most of the eastern U. Stock photos, 360° images, vectors and videos. Find the exact seeds you need for your project using the advanced search and filtering options of our Seed Finder Tool:Scirpus cyperinus ~ Woolgrass (Liberty, ME ecotype) Solidago bicolor ~ Silverrod (Montville, ME ecotype) Solidago caesia ~ Blue-stem Goldenrod. Remove the bottom leaves. Full sun Sweet Coneflower Rudbeckia subtomentosa Summer Gold 4-6 ft. Overview. 60 Add to cart; Contact Us. As the stems rise, the leaves become progressively smaller and. Asteraceae Daisy Family. Ratibida pinnata is a species of flowering plant in the family Asteraceae known by the common names pinnate prairie coneflower, gray-head coneflower, yellow coneflower, and prairie coneflower. USDA-NRCS PLANTS Database / Britton, N. Alex Manders / Shutterstock. Today there are only a few blooms per acre. Albany Pine Bush-NY Ecotype $ 14. 5% Monarda fistulosa, Fort Indiantown Gap-PA Ecotype (Wild Bergamot, Fort Indiantown. The disk flowers are usually gray at first becoming brown with age. Gray-headed coneflowers are much taller than prairie coneflowers. These tall, slender plants grow up to 6 feet tall when in flower. Gray-Headed Coneflower. Download this Greyheaded Coneflower In A Natural Habitat photo now. They don’t attack E. Ratibida pinnata, AL Ecotype Grey Headed Coneflower, AL Ecotype Long-lasting showy flowers; provides food and cover for wildlife. Yellow Coneflower and Pinnate Prairie Coneflower are other names for this long lived, drought tolerant, true prairie plant that is native to the tall grass prairies. 2% Liatris spicata (Marsh Blazing Star) 2. Also known as Gray-Headed Coneflower, this native wildflower produces beautiful clumps of cheerful yellow flowers. Upright Prairie Coneflower grows 1-2’ in height while Gray-headed Coneflower can reach 5’. Average Germ Time: 20 - 30 days. The root was once used to cure toothaches. grey-headed coneflower Ratibida pinnata. At maturity, this plant reaches a height of 1-3' and features hairy stems, 6” deeply divided green leaves, and long cylindrical cones with 4-12 droopy petals that are yellow, deep red, or. In a bed, grow. Generally growing to a height of no more than a couple feet, R. Other names in use include Upright Prairie Coneflower and Mexican Hat. 534 0. It grows naturally in dry prairies […] Published July 28, 2020. Find the exact seeds you need for your project using the advanced search and filtering options of our Seed Finder Tool: Ratibida pinnata ~ Grey-headed Coneflower. tall. Prairie coneflower is a native, drought-tolerant wildflower of the Great Plains that is commonly found from south central Canada to northern Mexico, and west from Manitoba and. Read on to learn all you need to know to grow t. The disc flowers are purple-brown and arranged in a dense column. Mexican Hats, Grey Headed Coneflower, Upright Prairie Coneflower, Yellow Coneflower, Red Hats Ratibida columnifera Yellow Mexican Hat Post #904867. This native is a cousin to Mexican Hat, but does not have any red streaks in it - just yellow. Grayhead Coneflower ( Ratibida pinnata) is a perennial summer-long bloomer with large yellow flowers that have drooping petals. 9% Bouteloua curtipendula, Butte (Sideoats Grama, Butte) 10. S. Mature Height. A primer on plant sociability rankings. Grey headed Coneflower is a North American wildflower with eye-catching yellow flowers that entice birds and pollinators. Gray-headed Coneflower will grow to be about 3 feet tall at maturity extending to 5 feet tall with the flowers, with a spread of 24 inches. Common names: Prairie coneflower, gray-headed coneflower, drooping coneflower, pinnate prairie coneflower, pinnate-leaved prairie coneflower. The Yellow Coneflower plant is a tall perennial. South Carolina Botanical Garden · June 27 ·. Name: Green-headed coneflower (Rudbeckia laciniata) Plant family: Asteraceae (Aster) Right: Green-headed coneflower is frequented by a variety of pollinators. Purple Coneflower: Echinacea purpurea Also know as the Eastern Purple Coneflower, this variety is a showy, easily grown perennial with 2-5 feet stems and long-lasting lavender flowers, attractive to both butterflies and hummingbirds. Blooms May–September. We would like to show you a description here but the site won’t allow us. Name: Green-headed coneflower (Rudbeckia laciniata) Plant family: Asteraceae (Aster) Right: Green-headed coneflower is frequented by a variety of pollinators. The included plant species were selected to represent a variety of life forms. Fill the hole with more soil and pat it to even out the surface. It is known as the gray-headed Mexican hat, and it also goes by the names pinnate prairie coneflower, yellow coneflower, and gray-headed coneflower. 2 Plains Coreopsis Coreopsis tinctorial 5 2. Full Sun . Summary 3. 5-10 yellow ray flowers droop downward about 2 in. • Will bloom the second year after seeding. Description- The basal rosette of Gray-headed coneflower gives rise to fuzzy, hirsute stems in the spring. Butterfly weed and dotted blazing star are restricted to dry sites. Gray’s Sedge, PA Ecotype. 40 1. Flowers have up to 15 spreading to drooping yellow petals (ray flowers), each about 2 inches long, surrounding an erect, round to oval cone ½ to ¾ inches tall. The disk flowers are usually gray at first becoming brown with age. They have a long-lived persistence, and also attract butterflies and songbirds. Stem: perennial; 3’ to 5’ tall; branched above; short, appressed hairs. But people have also been using coneflowers medicinally for many, many years. Its rounded head of disc florets is considerably. grey-headed coneflower Ratibida pinnata. But don’t let that fool you – these beautiful white flowers are not so easy to ignore. Description. 1–0. The grey-headed coneflower (Ratibida pinnata) is a perennial wildflower native to most of the eastern U. Each flower has its own stalk and five to eight yellow, drooping petals arranged in a cone shape. Height: 50-150 cm (19-59 in)Prairie Coneflower, Ratihida pinnata. By next week there will be hundreds and. Plants grow 2-5’ tall with 2’ spread. Space plants 1 to 3 feet apart, depending on size at maturity. Brighten your summer garden with the long-lasting blooms of prairie coneflower. Next up, we have Ratibida pinnata, also known as the prairie coneflower. Basal leaves are up to 12” long and 12” across with narrowly winged petioles and 3-7 large toothed lobes. Plant Spacing. 0% Eryngium yuccifolium, OH Ecotype (Rattlesnake Master, OH Ecotype) 1. The green-headed coneflower (Rudbeckia laciniata) features showy yellow petals and a green center cone, while the gray-headed coneflower (Rudbeckia graminifolia) has a more understated charm with its delicate yellow blooms and fuzzy gray stems. Pepper and Salt. When the disk heads are crushed, an odor of anise is emitted. Cones matures into dense gray egg shaped heads full of small brown hair-less achenes. Care Knowledge. Gray Headed Coneflower is a native perennial forb growing up to 4 feet tall. What is gray headed coneflower? Gray-headed coneflower is a native perennial forb growing up to 4 feet tall on a hairy, slender stem. Growing to be up to 60”, Grey Headed Coneflower is perfect for a meadow or the back of a garden. A VILLAGE IN THE WOODS. 3. What look like yellow petals are ray flowers, and there are usually five to ten of them. Seldom are they referring to the Yellow Coneflower, Ratibida pinnata. Ft: 1 Pound: 500-1,000 Sq. 80 1. 80 Add to cart; Add to Wishlist. Ratibida (Ratibida Pinnata Grey-headed Coneflower) - Here is a great meadow flower that is easily propagated by Ratibida seeds. 5% Baptisia australis, Southern WV Ecotype (Blue False Indigo, Southern WV Ecotype) 0. Add to Wishlist. These are the ones that look faded, wilted, or dried out. The leaves are a dull green and thin with toothed edges. 4a. Set of Echinacea wildflowers. green-headed coneflower. // Seed packet, about 50 seeds. Native Range: VT through s. 20 8. Grey Headed Coneflower Additional Information. 1986. Very common in seed mixes and easy to establish on dry to mesic soil types. 7% Silphium asteriscus var. Grey-headed Coneflower. 27 Frequently available 38 Flat: Field $79. 08672 $17. We just got back from a short trip and were eager to see what's coming in to bloom here. Bloom. These easy bloomers are hardy to United States Department of Agriculture zones 3 to 9. The basal leaves are on long stalks, with the blade of the leaf up to 7. Bloom Color. • Black Eyed Susan (Latin name . of seed which is enough to cover 250 square feet. Habitat: Gray-headed Coneflower grows best in full sun, in well-drained, loam, clay loam, or limestone-derived soils; however, it. It does well in disturbed soils and is commonly found in prairies, open woodlands. The dangling yellow flower heads flutter in the wind and resemble sprays of fireworks that light up the summer garden. The leaves are sessile and pinnately divided into 3 to 7 lobes. The one-seeded fruit is dry and hard. 00 % Rudbeckia hirta Blackeyed Susan 31. Common names: Prairie coneflower, gray-headed coneflower, drooping coneflower, pinnate prairie coneflower, pinnate-leaved prairie coneflower. 'Primadonna Deep Rose' is a simple daisy-like configured coneflower with very slightly droopy, but sometimes upright, deep pink rays surrounding a rounded bronze cone. 'Cut the stem of the faded flower back to the nearest set of leaves,' Bryan continues. Echinacea purpurea: Also known as purple coneflower, this species is native to the eastern United States. 5% Baptisia alba (White Wild Indigo) 0. A staple in Midwest prairies, this tall, upright perennial is a reliable. Green-headed Coneflower, Tall Coneflower, Golden Glow: Genus: Rudbeckia: Family: Asteraceae (Aster) Life cycle: perennial: Origin:. The flowers have drooping yellow petals and can grow up to 5 ft in height. It is native to the central and eastern United States and Ontario in Canada. Ratibida pinnata, also known as gray-headed coneflower, is a perennial wildflower native to Michigan and the UP. Gray-headed Coneflower, Ratibida pinnata | Native Plant Seeds BeeWiseShop. Grey. It prefers clay loam to loam soils in full sun but is adaptable to dry to moist conditions and various soils. Their seeds will also self-sow readily in ideal locations. Allium cernuum, PA Ecotype. Summary 2. Available for both RF and RM licensing. 00. This will take anywhere from 10 to 30 days (Balger). The coneflower has showy yellow flowers with petals that look like they are drooping. More Information. (Ratibida pinnata)Ratibida pinnata, commonly called gray headed coneflower, looks similar to rudbeckia varieties, but has pinnate leaves, or multiple leaves per stem. Blooms May–July. Ratibida Species, Gray-headed Coneflower, Pinnate Prairie Coneflower (Ratibida pinnata) by creekwalker Oct 28, 2007 12:49 AM. Its seeds will grow 2–3 feet tall, but can be cut back early in the season to produce shorter plants and more dense blooms. 031 LB PLS LIASPI01 Marsh Blazing Star $236. The cone contains hundreds of tiny disc florets. Gray-headed Coneflower. 0% Coreopsis tinctoria (Plains Coreopsis) 16. 0% Chamaecrista fasciculata, PA. Bloom Color- The petals of Gray-headed coneflower are a bright lemony yellow. It has stiff and rough-feeling coarse leaves, and showy yellow flowers which have droopy soft yellow rays. Lightboxes. The cone in the center is a disk of tiny flowers. The plant likes full sun but like most prairie plants, can also handle some shade. Ratibida pinnata, commonly called gray headed coneflower, is a Missouri native plant which typically occurs in dry woods, prairies and along railroad tracks and roads. Moist, Well-Drained . Perennial. 1 mm long; cypsela body 4. Transplanting coneflowers is best done in spring when the plants have leafed out. Lake and river shores, riparian forests, swamps. 1. Photo by Kristine Lofgren. Ratibida pinnata, commonly called gray headed coneflower, is a Missouri native plant which typically occurs in dry woods, prairies and along railroad tracks and roads. Summary 2. Attracts many beneficial insects, bees, and butterflies. 20 1. Mistakes made in. Step 2 – Use sharp, clean pruning shears for cutting. Available for both RF and RM licensing. Attached to the bottom of the disk is a brim of 3-7, extremely reflexed (downward pointing), bright yellow ray. Plants tolerate drought and poor soils well and are common roadside flowers. purpurea, purple coneflower Size: 2 to 4 feet tall (rarely to 6 feet), 2 to 3 feet wide. However, if you have just made a trip. Re: Grey-Headed Coneflower I'm not sure I would have known not to call that a wilted black-eyed susan :) Did you do anything special to avoid over-exposing the sky? 17th September 2014, 02:06 AMIt benefits the same insects that Grey-headed Coneflowers do, too, so it's more than welcome in my native garden. Also known as green-headed coneflower, wild goldenglow, and sochan, this flower grows up to nine. Turn two-to-four inches of finished compost into the soil. Seed pods and seedheads are sometimes easier to harvest by removing the entire pod or. Scientifically known as Ratibida pinnata, this showy yellow flower will bloom up to two months in summer. Seed Mix Composition: 20. Contributions of a Flora of New York State, Checklist III. When growing coneflowers from seed, it’s most convenient to plant in early spring. Can be useful in spots where the soil is poor and other plants are difficult to grow. The rays surround an oblong cone that is greenish turning ashy gray and brown. Blackeyed Susan Annual Gaillardia (Indian Blanket) Shasta Daisy Grey Headed Coneflower, OH Ecotype 2. The flowers are on long stems and have yellow, drooping petals arranged around a grey-brown colored cone. New York State Museum, Albany. Yellow daisies with drooping petals and a pronounced center cone. Flowerheads with 6–15 drooping yellow ray florets to 3 inches long. It prefers full sun to partial shade, medium to dry. 5% Desmanthus illinoensis (Illinois Bundleflower) 2. When the disk heads are crushed, an odor of anise is. One of the easiest prairie plants to grow, gray-headed. Fill in to the top of the root ball. The gray headed coneflower plant goes by many names—pinnate prairie coneflower, yellow coneflower, gray-headed Mexican hat—and is a native North. Tolerating harsh winters, drought, humidity and extreme heat,. Height : 3-5 feet (90-180 cm) Spread : 1-2 feet (30-60 cm) Blooming Period : June to August. Blooming lasts for about 6 weeks and is followed by ovoid nutlets that are nestled into brown button-like cymes. 0% Coreopsis tinctoria (Plains Coreopsis) 1. Place the echinacea in the hole and fill in around it with soil. Gray-Headed Coneflower is often found on country roadsides where they may form thick stands of color. Gray-headed Coneflower Ratibida pinnata. 4a. 500 LB PLS ECHPUR01 Purple Coneflower $30. 7% Tradescantia ohiensis, AL Ecotype (Ohio Spiderwort, AL Ecotype) Russian sage is a woody-based perennial of the mint family which typically grows 2-4' (less frequently to 5') tall and features attractive finely-dissected gray-green leaves and whorls of light blue flowers. Dicot Perennial Herb Subshrub. Perhaps the most marked difference between the two plants is in the color and appearance of the flower. • Mesic soil. • Before opening, the small disk flowers are ashy gray – they turn brown as the flowers open. Grey-headed coneflower (Ratibida pinnata) Hoary vervain (Verbena stricta) Rough blazing star (Liatris aspera). Available for both RF and RM licensing. It is native to the central and eastern United States and Ontario in Canada. Ratibida pinnata is a species of flowering plant in the aster family known by the common names pinnate prairie coneflower, gray-head coneflower, yellow coneflower, and prairie coneflower. It blooms from early summer to early fall. 40. will look at your more spacious and liberating bed and think "oh yeah baby, this is the life, booyah. Ratibida pinnata is a species of flowering plant in the aster family known by the common names pinnate prairie coneflower, gray-head coneflower, yellow coneflower, and prairie coneflower. Its foliage tends to remain dense right to the ground, not requiring facer plants in front. PLANT DESCRIPTION: Rudbeckia laciniata is an upright lanky perennial that branches in the top half. L. SHIFT TAB will back up one cell at a time. Flowers bloom from August to October. When the disk heads are crushed, an odor of anise is emitted. 0% Echinacea purpurea (Purple Coneflower) 4. laevicaule, GA Ecotype (Starry Rosinweed, GA Ecotype) 0. 3 - 5 Feet USDA Hardiness Zones. It is found growing in fields, prairies and dry open woods. 0% Desmodium canadense, PA Ecotype (Showy Ticktrefoil, PA Ecotype) 16. 2. Ratibida pinnata is a hardy perennial that has several common names: Grey-headed Coneflower, Yellow Coneflower, and Prairie Coneflower. Species Type: Native; Product Categories: Herbaceous Flowering Species,. Photo Credits: BWSR This lanky perennial can grow 4 to 9 feet tall, branching from. Use it in a spot where the soil is poor and other plants are difficult to grow. 00 2. Follow these easy steps on coneflower deadheading: Identify deadheads. Gray-head Coneflower. Since I have never seen a rabbit in the backyard near the house before, I was thinking that this was probably a one time incident. The disk flowers are usually gray at first becoming brown with age. The disk flowers show a cone-like form that often persists after the ray flowers are lost. 27 0. 66 0. 0% Ratibida pinnata (Grey Headed Coneflower) 0. It is a favourite of bees and caterpillars of the Silvery Checkerspot butterfly and Wavy-Lined and Common Eupithecia moths feed on it as well. 5% Baptisia alba (White Wild Indigo) 0. Its foliage tends to remain dense right to the ground, not requiring facer plants in front. . Incidentally, it's pronounced rah-TIB-ih-dah. ) Barnh. It will grow up to 5 feet tall and the large yellow flowers attract many pollinators. 0% Ratibida pinnata, OH Ecotype (Grey Headed Coneflower, OH Ecotype) Ratibida pinnata, commonly called gray headed coneflower, is a Missouri native plant which typically occurs in dry woods, prairies and along railroad tracks and roads. This yellow beauty is known for its bright, cheerful flowers with drooping petals. 7% Silphium asteriscus var. New York State Bulletin No. Brilliant golden yellow drooping petals surround the tall gray cones from late spring to fall. Cart. Ray flowers are oriented downward from the center. Native to dry prairies and savannas in Wisconsin, Yellow Coneflower is a striking plant, featuring vibrant yellow, slightly drooping florets that surround a skyward-pointing cone-like green center. The salvia, monarda, daylillies, and lillies had not been touched. 00 % Lespedeza capitata, RI Ecotype Roundhead Lespedeza, RI Ecotype 115. 4. Love the way the background is in soft focus. It is native to the central and eastern United States and Ontario in Canada. as low as $25. Photo about Yellow Coneflower or Gray-headed Coneflower growing in restored prairie in West Dundee Illinois 846650 Ratibida pinnata. Add to Project. Kendrick Lake Park, CO 07/27/2009. Plant Hardiness Zones: 4b-8b. The impossible opposite branched ones are coming. Growing Echinacea From Seed. Black Friday Offer – Save 25% off all imagery use code: ALAMYBF25. It is found growing in fields, prairies and dry open woods. The leaves are pinnately compound, mostly with five to seven lanceolate segments with harsh and scurty surfaces (Bruggen 1976). Cut down half of the coneflower plant’s main stems to extend blooms. 1. Depth: 1/8 inch. Gray Headed Coneflower is a Mid-Western prairie native that blooms in the summer with large, yellow petaled flowers. now Forb Eupatorium species Joe-Pye weed, local ecotype 32 0 0 now Forb Eupatorium purpureum Sweet-scented Joe-Pye weed 9 24 6 2017 Forb Eurybia divaricata (Aster divaricatus) White wood aster 0 0 2. Description 4. Green-Head Coneflower is a herbaceous perennial that grows 3 to 10 feet tall with a tall and lanky appearance, although it may only reach half that height when cultivated. Season of Interest: Late (July - frost). Grayhead Coneflower grows in a wide range of soils in full sun to partial shade. Find Coneflowers Drawing stock images in HD and millions of other royalty-free stock photos, 3D objects, illustrations and vectors in the Shutterstock collection. Ideal in a sunny border, wildflower patch, or gravel garden. 33 Sub for Liatris aspera From the dichotomous key of Flora Novae Angliae. Native coneflowers have a reputation for establishing themselves in soil that few other plants would tolerate. Each leaf can have 3 to 14 lobes depending on the placement on the stem. Gray-headed Coneflower (Ratibida pinnata) Aster Family. CULTURAL & MAINTENANCE NEEDS: Asclepias tuberosa is an easily cultivated sun loving plant for well drained or dry soils.