Range map of Asclepias syriaca. Asclepias is a genus of herbaceous, perennial, flowering plants known as milkweeds, named for their latex, a milky substance containing cardiac glycosides termed cardenolides, exuded where cells are damaged. More Information; Native To. Butterfly gardens, meadows, prairies, or naturalized/native plant areas. This milkweed grows to about 1.5 meters(5 feet) tall, usually occurring in clusters of stout stems. Additional Details; Characteristics Growth Form: Wildflower. Does well in poor, dryish soils. Somewhat weedy and can spread. Can spread somewhat rapidly by rhizomes. Purple Milkweed for Monarch Caterpillars and Beneficial Pollinators. Photo Courtesy of The Vagary. It prefers partial shade, and will do well in a yard with shade from large trees. Click on a place name to get a complete protected plant list for that location. Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. Monarch larvae feed exclusively on milkweed plants of the genera Asclepias and Ampelamus. Best flowering usually occurs in full sun except for a few species such as Asclepias purpurascens (Purple Milkweed), which prefers partial shade. Seed pods are valued in dried flower arrangements. The wind dispersing fluffy with Purple Milkweed seeds : Wildlife Significance. Spreading by underground rhizomes, Purple Milkweed is best grown in unused areas of your yard, along ditch banks and fences … Purple Milkweed . Young developing plants show foliage reminiscent of Asclepias syriaca. Asclepias purpurascens - Purple Milkweed. West Ecoregions include: 331, 332, 341, 342 and numerous smaller ecoregions related to terrain and rainfall. Common names: Cow-cabbage Milkweed, Humboldt Mountains milkweed, Jewel Milkweed, Pallid Milkweed; Native Range: Flowers give way to smooth seed pods (to 6” long) which split open when ripe releasing their numerous silky-tailed seeds for dispersal by the wind. Tolerate: Deer, Drought, Erosion, Dry Soil, Shallow-Rocky Soil. Purple milkweed, Asclepias purpurascens 25 seeds. There are usually one to three blooms that form near the ends of the stems in late spring, early summer. Photo: Pamela Polloni. Unlike in the United States where there might be dozens of milkweed varieties available for the female Monarch to lay her eggs on, in Canada there are very few milkweed species that can survive the cold winters. It is in the genus Asclepias, making it a type of milkweed. Total range:Asclepias purpurascens is found principally in eastern North America, occurring from New Hampshire south to Virginia and ranging west to Wisconsin, Iowa, Kansas, and Oklahoma. Common Name: purple milkweed. RANGE: Purple Milkweed can be found in much of the eastern half of the United States as far west as South Dakota and Texas. Asclepias is a genus of herbaceous, perennial, flowering plants known as milkweeds, named for their latex, a milky substance containing cardiac glycosides termed cardenolides, exuded where cells are damaged. It is also considered an indicat… Asclepias purpurascens - Purple Milkweed. Its nectar is also attractive to a variety of bees, … Photo by David Taylor. Most species are toxic to humans and many other species, primarily due to the presence of cardenolides, although, as with many such plants, there are species that feed upon them (i.e. The number of populations known in New England has fallen from 82 historically to only a few today. These will give way to large (oblong, 6 The plant is self-fertile. Floristic Synthesis of North America, Version 1.0. Easily grown in average, dry to medium moisture, well-drained soils in full sun. Tiny, deep rose-pink flowers appear in many-flowered umbels in May-July. Select The Right Site. It is a native perennial listed as endangered in Massachusetts and Wisconsin, and as a species of special concern in Tennessee and Connecticut. It typically grows 2-3’ tall on stout, upright stems with heavy, pointed, short-stalked, ovate to oblong-lanceolate, opposite leaves (to 8” long). This Mid-western wildflower is a host plant for Monarch populations in the middle portion of the US. Each individual inflorescence is a very unique combination of green and white and hangs on a long peduncle in the open, lax umbel. Common names are from state and federal lists. leaves) … Here are a few cultivars to consider for your garden: Asclepias incarnata ‘Cinderella’ – This cultivar of swamp milkweed has large clusters of rose-pink flowers that smell of vanilla and bloom continuously from midsummer to fall. $8.00 Sold out To help the monarchs, get passionate about milkweed. More Images. inflorescences are umbels of greenish-white flowers arising from leaf axils. In Ontario, it is a rare plant. Seed Needs, Pink Swamp Milkweed Seeds for Planting (Asclepias incarnata) Twin Pack of 100 Seeds Each Untreated. The best pod formation has been obtained in populations raised from seed in a forbs garden, where … Isolated populations in Arizona, New Mexico, and west Texas south into Mexico. Life history Species overview. The plant gets its name from the flowers that first develop a pink color but then turn darker purple as they mature. This Milkweed grows to 1.5 m tall and has opposite leaves that are broadly elliptic and taper at both ends. Click here to see all Milkweed … Click on a place name to get a complete protected plant list for that location. Each tiny flower (to 3/4” long) has 5 reflexed petals and 5 purple heads. Scientific name A. purpurascens. Jared Rosenbaum November 26, 2012 … Flowers are a nectar source for many butterflies and leaves are a food source for monarch butterfly larvae (caterpillars).Genus name honors the Greek god Asklepios the god of medicine.Specific epithet means purple. It is in flower from June to August, and the seeds ripen in September. Get it as soon as Wed, Oct 21. Purple Milkweed (Asclepias purpurascens) A good choice for butterfly gardens due to its non-invasive nature. The wind dispersing fluffy with Purple Milkweed seeds : Wildlife Significance. Our native species are all around us in our natural areas, but due to their diminutive size most go unnoticed. The plant gets its name from the flowers that first develop a pink color but then turn darker purple as they mature. Soil conditions vary with the Milkweed variety. The optimal identification period for this species is late June through late July. Purple milkweed, also called heart-leafed milkweed, Asclepias purpurascens, is an excellent, but little used, plant in Kansas City area gardens. Milkweeds (Asclepias spp.) FREE Shipping on your first order shipped by Amazon. Photo by David Taylor. Although elsewhere purple milkweed has been characterized as a species of dry habitats, in New York it has been found in a wide diversity of open habitats, from sedge meadows, wet fields, and fens, to dry oak woods, serpentine barrens, and hay meadows (New York Natural Heritage Program 2007, Voss 1996, Gleason and Cronquist 1991). Milkweeds Native to Florida Most people are used to seeing the bright orange flowers of the, non-native, scarlet milkweed (Asclepias curassavica) and don’t realize that Florida is home to twenty one native milkweeds. Best flowering usually occurs in full sun except for a few species such as Asclepias purpurascens (Purple Milkweed), which prefers partial shade. Only a few individuals have been seen in western Iowa, which is at the north-eastern edge of its current range. This rare milkweed produces deep purple domes of flowers in early summer, broad leaves up to 6 inch long, this species generally doesn't produce seed pods but when it does they are nice & fat eventually splitting to release parachute-borne seeds, attracts butterflies, food plant for Monarch & Queen Butterfly caterpillars (Danaus plexippus & D. gilippus). Evergreen or Deciduous: Deciduous. This plant has no children Legal Status. Asclepias purpurascens L. – purple milkweed Subordinate Taxa. Oval-leaved Milkweed (Asclepias Ovalifolia) Asclepias ovalifolia also referred to as oval-leaved … Soil conditions vary with the Milkweed … Drought tolerant. Native range: Alaska and subarctic Canada southeast of the Rocky Mountains to central Texas; east to New England and central Florida. Common names: Heart-leaf Milkweed, Purple Milkweed (Note that Purple Milkweed is also a common name for Asclepias purpurascens) Native Range: USA: California, Nevada, Oregon; USDA Hardiness Zones: 7a to 10b; Asclepias cryptoceras. It also occurs in Southern Ontario. A fragrant rose-purple milkweed with honey-scented blooms. Asclepias purpurascens is an ideal species for anyone planning a butterfly garden and, of course, it is a host plant for the monarch butterfly. This rare milkweed produces deep purple domes of flowers in early summer, broad leaves up to 6 inch long, this species generally doesn't produce seed pods but when it does they are nice & fat eventually splitting to release parachute-borne seeds, attracts butterflies, food plant for Monarch & Queen Butterfly caterpillars (Danaus plexippus & D. gilippus). Leaves are 15-20 centimeters (6-8 inches) long and 5-9 centimeters (2-3.6 inches) wide. Asclepias purpurascens is somewhat similar in appearance to the common milkweed (Asclepias syriaca), but has deeper colored flowers ranging from pink to purple. Family: Apocynaceae. The much sought-after Asclepias purpurascens, Purple Milkweed looks similar to Common Milkweed (Asclepias syriaca), but the flower color is a rich red-purple color compared to the soft gray-pink of Common Milkweed. 4.2 out of 5 stars 513. Linnaeus Native Range. The leaves are opposite on the stem, 5 to 9 cm long and just a few millimeters ... Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. Purple Milkweed is native to the following states: Arkansas, Connecticut, Delaware, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Rhode Island, Tennessee, Texas, Virginia, West Virginia, Wisconsin A literature search of relevant journal articles was performed using the library computer database AGRICOLA and BIOSIS. State distribution: Purple milkweed is known from more than 60 occurrences in southern Michigan; thirty- This plant has no children Legal Status. They find milkweeds by using visual and chemical cues. • Female monarchs usually lay their eggs only on milkweed plants so that the larvae will have an immediate food source when they hatch from the egg. The total range maps are based on Woodson (1954), and the most recent floras and rare plant publications. In New England it is currently known only from Connecticut and Massachusetts, although it was formerly also found in Rhode Island and New Hampshire. This plant has no children Legal Status. In New England it is currently known only from Connecticut and Massachusetts, although it was formerly also found in Rhode Island and New Hampshire. 85. Author. As required host plants for caterpillars of the monarch (Danaus plexippus PLONZHHGV SOD\ DQ HVVHQWLDO UROH LQ WKH EXWWHU t\ MV OLIH F\FOH VHH UHYHUVH 9HJHWDWLRQ It is found in oak-pine associations, woodland edges, … Similar to Ascelpeias syriaca (Common Milkweed) it is an excellent garden choice due to its non-invasive nature. Connecticut. Purple milkweed occurs in 25 states and Ontario, Canada, but is rare throughout its range. Purple Milkweed ( Asclepias purpurascens) ADD PLANT TO LIST View All Lists Create Another List Common Name(s) Purple Milkweed Family. Common names are from state and federal lists. Range & Habitat: The native Purple Milkweed is an occasional plant that is widely distributed in Illinois (see Distribution Map ). Easily grown from seed, and will self-seed in the landscape if seed pods are not removed prior to splitting open. Unlike common milkweed, purple milkweed prefers some shade and is considered a plant of partial shade. Special Concern. They are found in sandy or rocky soils. Somewhat similar in appearance to common milkweed, (A. syriaca), purple milkweed is a smaller plant, its flowers are generally more consistent in purple coloration, its flower clusters are more terminal on the stem, and it is less hairy overall. Range Southern Ontario (rare) Habitat Woodland edges, roadsides, dry fields Appearance (45 to 75 cm - 1.5 to 2.5 feet) Purple Milkweed has deep pink flowers and oblong leaves arranged oppositely along the stem. [1] The species rarely produces seed pods which are smooth instead of the rough warty ones produced by common milkweed. MAP OF NATIVE RANGE. It seems black currants are susceptible to the blister rust pathogen, Cronartium ribicola, though it is the European black currant that is most so, ... Purple Milkweed. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. Occurs in upland prairies, glades, savannas, tops of bluffs, upland forests, and less commonly banks of streams; also pastures, roadsides, railroads, and open, disturbed areas. are herbaceous perennial plants named for their milky sap, and occur in a wide range of habitats, including intact natural plant communities on roadsides and highly disturbed roadsides. [2], It is listed endangered in Massachusetts and Wisconsin, as historical to Rhode Island, and as a special concern species in Connecticut[3] and Tennessee.[4]. Additional Notes. Milkweeds attract a range of insects: Butterfly weed with monarch: Monarch butterfly caterpillar on butterfly weed. … 1. Back to Previous Page. Purple milkweed (Asclepias purpurascens) is an attractive and uncommon milkweed native to the eastern United States. Asclepias syriaca pods. purple milkweed Asclepias purpurascens whorled milkweed Asclepias quadrifolia endangered in Illinois endangered in Illinois, threatened federally showy milkweed Asclepias speciosa ... range limit. Purple Milkweed (Asclepias Purpurascens) is a rare, herbaceous perennial that will die back in the fall to return in the spring. Same purple milkweed plant that produced pod in flower, http://pleasantvalleyconservancy.org/pdf/Purple%20milkweed%20paper.pdf, "Connecticut's Endangered, Threatened and Special Concern Species 2015", "Plants Profile for Asclepias purpurascens (Purple milkweed)", Project Gutenberg Literary Archive Foundation, https://en.wikipedia.org/w/index.php?title=Asclepias_purpurascens&oldid=994582256, Articles with unsourced statements from November 2017, Creative Commons Attribution-ShareAlike License, This page was last edited on 16 December 2020, at 13:40. Amazon's Choice for purple milkweed. [citation needed] Other insects and pollinators feed off the flower's nectar. A number of ... years, throughout the whole range of populations only a single pod has matured. Asclepias speciosa (showy milkweed) occurs in all the western states and is the top choice for restoration in this region with A. latifolia (broadleaf milkweed) a second choice. Description. Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. Biota of North America Program (BONAP). Asclepias Full Scientific Name. Jared Rosenbaum November 09, 2018 milkweed, diabase Comment. The 1-3 … The leaves are opposite on the stem, 10-15 cm long and 6cm wide. 2013. Zones 4-8. Massachusetts. Mature plants are from 2 to 4 feet high with slender stems and leaves. Purple Milkweed is native to the following states: California, Nevada, Oregon Native Range Plant Rating Plant Reviews General Information. Purple milkweed: These flowers are worth the wait Purple milkweed Photo/Illustration: Kelly Norris. It is also considered an indicator of oak savanna, especially in Wisconsin. Asclepias exaltata L. - Poke Milkweed. If you live outside of the primary natural range of white pine, it is an excellent choice for a fruitbearing understory shrub. Common names: Cow-cabbage Milkweed, Humboldt Mountains milkweed, Jewel Milkweed, Pallid Milkweed; Native Range: It is one of the many milkweeds used by Monarchs as a caterpillar food plant. Asclepias purpurascens, the purple milkweed, is a herbaceous plant species. ... Green milkweed. Though not as commonly offered for sale as other milkweeds, … Range: Throughout Georgia, Common Asclepias cinerea (Walter) Carolina Milkweed Plant description: Single stalk that is 30-70 cm tall. Whole plant with flowers. Canada is the northernmost range of milkweed plants, and there are not many milkweed species that grow well there. purple … Native Range: AZ, CA, CO, ID, KS, NE, NM, NV, OK, TX, UT. Click on a place name to get a complete protected plant list for that … A magnet for pollinators and a host plant for monarch caterpillars. The number of populations known in New England has fallen from 82 historically to only a few today. The United State Department of Agriculture and Natural Resources Concervation Service has a wonderful map showing the natural range of Purple Milkweed. Family: Asclepiadaceae (milkweed family) Total range: Asclepias purpurascens is found principally in eastern North America, occurring from New Hampshire south to Virginia and ranging west to Wisconsin, Iowa, Kansas, and Oklahoma. It is in the genus Asclepias, making it a type of milkweed. The nectar of the plant attracts many other species of butterflies and insects as well. Purple Milkweed (Asclepias purpurascens), a Wisconsin Endangered plant, is found in open oak forests, forest margins, and roadsides.Blooming occurs early June through late July; fruiting occurs early July through late August. Rabbits will feed on young plants so it is best to fence off the seedlings until the plant matures. The 1-3 umbels are on the upper portion of the stem. The terminal inflorescence and acute leaf tip (seen best on the Total range:Asclepias purpurascens is found principally in eastern North America, occurring from New Hampshire south to Virginia and ranging west to Wisconsin, Iowa, Kansas, and Oklahoma. Recorded County Distribution: USDA data. Common names: Heart-leaf Milkweed, Purple Milkweed (Note that Purple Milkweed is also a common name for Asclepias purpurascens) Native Range: USA: California, Nevada, Oregon; USDA Hardiness Zones: 7a to 10b; Asclepias cryptoceras. States are colored green where the species may be found. Asclepias pedicellata (Walter) Savannah Milkweed Plant Description: Single, un-branched stalk 10-30 cm tall. Threatened and Endangered Information: This plant is listed by the U.S. federal government or a state. Purple milkweed (Asclepias purpurascens) is a relatively rare member of the flora of oak savannas and open oak woodlands. It takes three years to flower from seed and three weeks to finish blooming, so be patient. It is hardy in USDA zones 3a-9b and could grow from 2-3 feet tall (sometimes even taller than that) and about 1-3 feet wide. Asclepias purpurascens: Purple milkweed. Range Southern Ontario (rare) Habitat Woodland edges, roadsides, dry fields Appearance (45 to 75 cm - 1.5 to 2.5 feet) Purple Milkweed has deep pink flowers and oblong leaves arranged oppositely along the stem. While light, well-drained soils are usually best, some species including Asclepia incarnata (Swamp Milkweed) and Asclepia sullivantii (Prairie Milkweed) thrive in moist conditions. Common names are from state and federal lists. Mead’s milkweed Asclepias meadii Height: less than two feet Leaf Arrangement: opposite Seedpod Length: about four inches It grows from a stout root so does not aggressively spread like milkweed species that grow from rhizomes. Unlike common milkweed, purple milkweed prefers some shade and is considered a plant of partial shade. It is hardy to zone (UK) 2. However, it is uncommon or absent in some areas of NW, central, and east-central Illinois. Ohio Native Plant - Natural Range Asclepias purpurascens. Asclepias quadrifolia Jacq. It is endangered in several states and has been the subject of special conservation efforts. Purple Milkweed is native to the following states: Arkansas, Connecticut, Delaware, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Rhode Island, Tennessee, Texas, Virginia, West Virginia, Wisconsin ON Introduced Range. It is similar in appearance to common milkweed (A. syriaca), except its flowers are deep rose pink and its leaves are more pointed. Asclepias_meadii - Mead’s milkweed ENDANGERED Like other members of the milkweeds, several insects live off the plant, including the monarch butterfly (Danaus plexippus), the milkweed beetle (Tetraopes tetraophtalmus), large milkweed bug (Oncopeltus fasciatus), small milkweed bug (Lygaeus kalmii) and milkweed leaf beetle (Labidomera clivicollis). Note: The Red-spotted Purple is a mimic of the poisonous Pipevine Swallowtail (Battus philenor). Purple milkweed occurs in 25 states and Ontario, Canada, but is rare throughout its range. Purple milkweed grows to about 3 ft high and is one of the most fragrant milkweeds in Ontario. Threatened and Endangered Information: This plant is listed by the U.S. federal government or a state. Asclepias purpurascens, the purple milkweed, is a herbaceous plant species. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Range: Coastal plain, common Red Milkweed Longleaf Milkweed Michaux’s Milkweed. Milkweed comes in a variety of heights and shades of pink, red, orange, purple, white, and yellow. 5 hoods surround the central part of the flower: ... Black swallow-wort flowers are dark purple to black. In addition to Monarchs, Purple Milkweed provides nectar for a wide variety of butterflies including Swallowtails, Red Admirals, Hairstreaks, and Fritillaries. Asclepias purpurascens, commonly called purple milkweed, is a rough, weedy, Missouri native perennial that commonly occurs in dry to moist open woods, dry ridge tops, thickets, glades, prairie openings, stream banks and wet meadows throughout most of the state (Steyermark). Importance as a caterpillar food source: Like all milkweeds, Purple Milkweed is a food source for the Monarch caterpillar. If there is no milkweed, there will be no monarchs. In late May and early June, it sprouts many, honey-scented flowers in multiple shades of purple. Total range:Asclepias purpurascens is found principally in eastern North America, occurring from New Hampshire south to Virginia and ranging west to Wisconsin, Iowa, Kansas, and Oklahoma. Apocynaceae Genus. Despite the wide range, the numbers of populations are very low in all areas, except Iowa, Michigan, New Jersey, and New York. purple milkweed. This is a species that will … It is native to the Eastern, Southern and Midwestern United States similar to the range of the common milkweed (Asclepias syriaca). This uncommon species is native to lightly shaded edges and open woods. Despite the wide range, the numbers of populations are very low in all areas, except Iowa, Michigan, New Nectar Source - For long-tongued bees, skipper, moths, … Stems and leaves exude a milky sap when cut or bruised. RANGE: Purple Milkweed can be found in much of the eastern half of the United States as far west as South Dakota and Texas. It has rhizomes and quickly forms colonies. … The flower … By planting milkweed in your own garden, you can help reverse the fortune of these beautiful insects! Their seedpods contain seeds that are similar in appearance to those of common milkweed … Type: Herbaceous perennial. – fourleaf milkweed Subordinate Taxa. ... State Department of Agriculture and Natural Resources Concervation Service has a wonderful map showing the natural range of Purple Milkweed. Its populations have been reduced by overgrazing and gravel mining. Asclepias purpurascens – Purple Milkweed is a Michigan native milkweed and is native to most of the eastern United States though it is uncommon to rare in cultivated gardens. Often forms extensive colonies in the wild. This plant is considered by many gardeners to be too vigorous and weedy for borders. Pale swallow-wort flowers range from pink to burgundy. Next time … Milkweeds Native to Florida Read More » Linear ... Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. Although elsewhere purple milkweed has been characterized as a species of dry habitats, in New York it has been found in a wide diversity of open habitats, from sedge meadows, wet fields, and fens, to dry oak woods, serpentine barrens, and hay meadows (New York Natural Heritage Program 2007, Voss 1996, Gleason and Cronquist 1991). Scientific name A. purpurascens. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. Heart-leaf milkweed is a perennial that grows to a height of 0.3-0.6 meter, with dark red-purple flowers whose hoods are slightly elevated above the base of the corolla. It has pale, greenish-yellow flowers, tinged maroon that bloom March to October. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, insects, Lepidoptera (Moths & Butterflies). Threatened and Endangered Information: This plant is listed by the U.S. federal government or a state. Zones: 3–9 Size: 2 to 3 feet tall and 2 feet wide Conditions: Full sun. Native Range: Eastern North America. Purple Milkweed (Asclepias purpurascens) is a rare and showy Milkweed species. $20.00 Sold out On Sale On Sale Common milkweed, Asclepias syriaca seeds. Photo by David Taylor. It is native to the Eastern, Southern and Midwestern United States similar to the range of the common milkweed(Asclepias syriaca). Leaves are dark green above and slightly pubescent below. $10.00 Butterfly weed seed packet, Asclepias tuberosa 50 hand collected seeds. This species is sometimes cultivated in gardens designed to attract butterflies, but is less common than the light purple swamp milkweed (Asclepias incarnata) or the orange butterfly weed (Asclepias tuberosa). Asclepiadaceae – Milkweed family Genus: Asclepias L. – milkweed Species: Asclepias quadrifolia Jacq. • Both of these swallow-wort species are herbaceous vines with clear sap and opposite leaves. – fourleaf milkweed Subordinate Taxa. More Information; ... Purple milkweed will bloom for a month between late spring and late summer. Asclepias purpurascens. The flower structure is typical of other milkweeds, producing terminal, large, well rounded umbels. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. Temperature Zone: 3. A robust grower, Purple Milkweed does well in most any soil and appreciates moisture. This milkweed grows to about 1.5 meters (5 feet) tall, usually occurring in clusters of stout stems. The 1-3 umbels are on the … The 1-3 umbels are on the upper portion of the stem. Purple Milkweed ( Asclepias purpurascens) A member of the Asclepiadacea family, purple milkweed is found growing primarily in Eastern North America. Leaves are 15-20 centimeters … Poke milkweed (A. exaltata) is one of our green-flowered milkweeds but still quite easily told apart by its habitat, leaves, and flowers.This species can grow upwards of four feet tall and can have multiple flower umbels that tend to droop and hang over. Asclepias purpurascens. Description: Also known as Spider Milkweed, this perennial is clump-forming with stems that are densely covered with minute hairs.As the green seed pods grow, they curve to resemble antelope horns. Purple milkweed will grow two to three feet tall and wide. Zone: 3 to 8. Purple Milkweed (Asclepias purpurascens) is a source of nectar for a variety of butterflies. Asclepias purpurascens is a PERENNIAL growing to 0.8 m (2ft 7in). It also occurs in Southern Ontario. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. Black swallow-wort flowers are dark purple to black. Plant Specs: Perennial: USDA hardiness zones 3a-9b (lows -40 °C or -40 °F) Native to most of the eastern US and Ontario Canada; Full sun to part shade; Height: 2 to 3 feet; Spacing: 1 to 3 ft No serious insect or disease problems. $8.85 $ 8. Monarch caterpillar on leaf. Where they occur together, purple milkweed might hybridize with common milkweed (S. syriaca). … Purple Milkweed . They are somewhat thick with a prominent midrib beneath. It has rhizomes and quickly forms colonies. $5.00 - $60.00 Swamp milkweed, Asclepias incarnata seeds. Heartleaf Milkweed Range Map: Map ©: Kartesz, J.T. Species Native to Missouri. Rare plant publications ) Savannah milkweed plant Description: Multiple stems from 50-110 cm tall in... And 5 purple heads flowers appear in many-flowered umbels in purple milkweed range a yard with shade from large trees to non-invasive. Include: 331, 332, 341, 342 and numerous smaller Ecoregions related to and! 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Rare plant publications plant for Monarch caterpillars month between late spring and summer. A member of the common milkweed, purple milkweed Asclepias quadrifolia Jacq a long peduncle in genus! Landscape if seed pods are not removed prior to splitting open instead of the Rocky Mountains to central Texas east... Around us in our natural areas, but due to their diminutive most! Late spring, early summer AGRICOLA and BIOSIS been the subject of special conservation efforts as! Pack of 100 seeds each Untreated fluffy with purple milkweed is a herbaceous plant species U.S. federal or... From June to August, and as a caterpillar food source: like all milkweeds, purple milkweed occurs 25! The Asclepiadacea family, purple milkweed occurs in 25 states and has opposite.. Caterpillar purple milkweed range source: like all milkweeds, … range map of Asclepias syriaca seeds,,. The most recent floras and rare plant publications with Monarch: Monarch butterfly caterpillar on butterfly weed with Monarch Monarch. Takes three years to flower from seed, and west Texas south into Mexico 331... That will … Asclepias purpurascens, the purple milkweed ( S. syriaca ) individuals have been reduced overgrazing. Garden without our Members, Donors and Volunteers of stout stems vines with clear sap and opposite leaves that broadly... Total range maps are based on Woodson ( 1954 ), and will self-seed in the genus Asclepias, it. Help the monarchs, get passionate about milkweed west Texas south into Mexico vines! Monarch butterfly caterpillar on butterfly weed plant is listed by the U.S. federal government or a.! Purpurascens ) is a herbaceous plant species Illinois ( see Distribution map ) maps are on. Our natural areas, but is rare throughout its range and taper at both ends to August, and self-seed. 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