It is similar in appearance to common milkweed (A. syriaca), except its flowers are deep rose pink and its leaves are more pointed. It is native to the Eastern, Southern and Midwestern United States similar to the range of the common milkweed(Asclepias syriaca). 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. $20.00 Sold out On Sale On Sale Common milkweed, Asclepias syriaca seeds. Purple Milkweed (Asclepias purpurascens) A good choice for butterfly gardens due to its non-invasive nature. Purple milkweed (Asclepias purpurascens) is an attractive and uncommon milkweed native to the eastern United States. Purple milkweed: These flowers are worth the wait Purple milkweed Photo/Illustration: Kelly Norris. It is in the genus Asclepias, making it a type of milkweed. Common names are from state and federal lists. Drought tolerant. 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. State distribution: Purple milkweed is known from more than 60 occurrences in southern Michigan; thirty- Soil conditions vary with the 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. Leaves are 15-20 centimeters (6-8 inches) long and 5-9 centimeters (2-3.6 inches) wide. 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 1. 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 Click here to see all Milkweed … Where they occur together, purple milkweed might hybridize with common milkweed (S. syriaca). Linnaeus Native Range. However, it is uncommon or absent in some areas of NW, central, and east-central Illinois. Asclepias purpurascens: Purple milkweed. Asclepias purpurascens is an ideal species for anyone planning a butterfly garden and, of course, it is a host plant for the monarch butterfly. Asclepias Full Scientific Name. Purple milkweed occurs in 25 states and Ontario, Canada, but is rare throughout its range. Common names: Cow-cabbage Milkweed, Humboldt Mountains milkweed, Jewel Milkweed, Pallid Milkweed; Native 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). 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. Somewhat weedy and can spread. Photo: Pamela Polloni. 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. The wind dispersing fluffy with Purple Milkweed seeds : Wildlife Significance. The terminal inflorescence and acute leaf tip (seen best on the Get it as soon as Wed, Oct 21. It is also considered an indicator of oak savanna, especially in Wisconsin. 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. 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). Heartleaf Milkweed Range Map: Map ©: Kartesz, J.T. Its populations have been reduced by overgrazing and gravel mining. Seed pods are valued in dried flower arrangements. 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. [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]. Asclepias purpurascens. It is native to the Eastern, Southern and Midwestern United States similar to the range of the common milkweed (Asclepias syriaca). Our native species are all around us in our natural areas, but due to their diminutive size most go unnoticed. More Information; ... Purple milkweed will bloom for a month between late spring and late summer. Spreading by underground rhizomes, Purple Milkweed is best grown in unused areas of your yard, along ditch banks and fences … [citation needed] Other insects and pollinators feed off the flower's nectar. Asclepias purpurascens. Milkweeds attract a range of insects: Butterfly weed with monarch: Monarch butterfly caterpillar on butterfly weed. Purple Milkweed (Asclepias Purpurascens) is a rare, herbaceous perennial that will die back in the fall to return in the spring. By planting milkweed in your own garden, you can help reverse the fortune of these beautiful insects! Purple milkweed (Asclepias purpurascens) is a relatively rare member of the flora of oak savannas and open oak woodlands. 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. States are colored green where the species may be found. Seed Needs, Pink Swamp Milkweed Seeds for Planting (Asclepias incarnata) Twin Pack of 100 Seeds Each Untreated. 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 has rhizomes and quickly forms colonies. Young developing plants show foliage reminiscent of Asclepias syriaca. If there is no milkweed, there will be no monarchs. Purple Milkweed for Monarch Caterpillars and Beneficial Pollinators. The 1-3 umbels are on the … • 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. Asclepias purpurascens - Purple Milkweed. A number of ... years, throughout the whole range of populations only a single pod has matured. • Both of these swallow-wort species are herbaceous vines with clear sap and opposite leaves. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, insects, Lepidoptera (Moths & Butterflies). Leaves are dark green above and slightly pubescent below. 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. Best flowering usually occurs in full sun except for a few species such as Asclepias purpurascens (Purple Milkweed), which prefers partial shade. 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. Soil conditions vary with the Milkweed variety. Monarch caterpillar on leaf. leaves) … 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. 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. Amazon's Choice for purple milkweed. Jared Rosenbaum November 09, 2018 milkweed, diabase Comment. Select The Right Site. Purple Milkweed is native to the following states: California, Nevada, Oregon Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. Asclepias syriaca pods. Its nectar is also attractive to a variety of bees, … ... State Department of Agriculture and Natural Resources Concervation Service has a wonderful map showing the natural range of Purple Milkweed. 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). It prefers partial shade, and will do well in a yard with shade from large trees. $5.00 - $60.00 Swamp milkweed, Asclepias incarnata seeds. A literature search of relevant journal articles was performed using the library computer database AGRICOLA and BIOSIS. Apocynaceae Genus. Purple Milkweed ( Asclepias purpurascens) A member of the Asclepiadacea family, purple milkweed is found growing primarily in Eastern North America. Butterfly gardens, meadows, prairies, or naturalized/native plant areas. … 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. 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). ON Introduced Range. Common names: Cow-cabbage Milkweed, Humboldt Mountains milkweed, Jewel Milkweed, Pallid Milkweed; Native Range: It also occurs in Southern Ontario. Asclepias purpurascens - Purple Milkweed. Purple Milkweed ( Asclepias purpurascens) ADD PLANT TO LIST View All Lists Create Another List Common Name(s) Purple Milkweed Family. Native Range Plant Rating Plant Reviews General Information. Despite the wide range, the numbers of populations are very low in all areas, except Iowa, Michigan, New 2013. 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. The optimal identification period for this species is late June through late July. This plant is considered by many gardeners to be too vigorous and weedy for borders. Zone: 3 to 8. purple … Note: The Red-spotted Purple is a mimic of the poisonous Pipevine Swallowtail (Battus philenor). Purple Milkweed (Asclepias purpurascens) is a source of nectar for a variety of butterflies. Tolerate: Deer, Drought, Erosion, Dry Soil, Shallow-Rocky Soil. Click on a place name to get a complete protected plant list for that … In addition to Monarchs, Purple Milkweed provides nectar for a wide variety of butterflies including Swallowtails, Red Admirals, Hairstreaks, and Fritillaries. $10.00 Butterfly weed seed packet, Asclepias tuberosa 50 hand collected seeds. Native range: Alaska and subarctic Canada southeast of the Rocky Mountains to central Texas; east to New England and central Florida. Range map of Asclepias syriaca. It typically grows 2-3’ tall on stout, upright stems with heavy, pointed, short-stalked, ovate to oblong-lanceolate, opposite leaves (to 8” long). The plant is self-fertile. It is in the genus Asclepias, making it a type of milkweed. Often forms extensive colonies in the wild. More Images. A fragrant rose-purple milkweed with honey-scented blooms. Can spread somewhat rapidly by rhizomes. The nectar of the plant attracts many other species of butterflies and insects as well. 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 flower … Asclepias quadrifolia Jacq. $8.00 Sold out To help the monarchs, get passionate about milkweed. Photo Courtesy of The Vagary. Best flowering usually occurs in full sun except for a few species such as Asclepias purpurascens (Purple Milkweed), which prefers partial shade. 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. This Mid-western wildflower is a host plant for Monarch populations in the middle portion of the US. No serious insect or disease problems. They are found in sandy or rocky soils. 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). It is one of the many milkweeds used by Monarchs as a caterpillar food plant. Milkweed comes in a variety of heights and shades of pink, red, orange, purple, white, and yellow. Nectar Source - For long-tongued bees, skipper, moths, … Scientific name A. purpurascens. Oval-leaved Milkweed (Asclepias Ovalifolia) Asclepias ovalifolia also referred to as oval-leaved … Purple milkweed grows to about 3 ft high and is one of the most fragrant milkweeds in Ontario. 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 It grows from a stout root so does not aggressively spread like milkweed species that grow from rhizomes. Range: Throughout Georgia, Common Asclepias cinerea (Walter) Carolina Milkweed Plant description: Single stalk that is 30-70 cm tall. The 1-3 umbels are on the upper portion of the stem. 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. Unlike common milkweed, purple milkweed prefers some shade and is considered a plant of partial shade. A robust grower, Purple Milkweed does well in most any soil and appreciates moisture. Mead’s milkweed Asclepias meadii Height: less than two feet Leaf Arrangement: opposite Seedpod Length: about four inches Importance as a caterpillar food source: Like all milkweeds, Purple Milkweed is a food source for the Monarch caterpillar. Native Range: AZ, CA, CO, ID, KS, NE, NM, NV, OK, TX, UT. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. This milkweed grows to about 1.5 meters (5 feet) tall, usually occurring in clusters of stout stems. Pale swallow-wort flowers range from pink to burgundy. Click on a place name to get a complete protected plant list for that location. MAP OF NATIVE RANGE. Species Native to Missouri. 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. Additional Details; Characteristics Growth Form: Wildflower. 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. 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. … Jared Rosenbaum November 26, 2012 … The plant gets its name from the flowers that first develop a pink color but then turn darker purple as they mature. Asclepias exaltata L. - Poke Milkweed. This plant has no children Legal Status. Description. Photo by David Taylor. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. ... Black swallow-wort flowers are dark purple to black. Native Range: Eastern North America. Each tiny flower (to 3/4” long) has 5 reflexed petals and 5 purple heads. The wind dispersing fluffy with Purple Milkweed seeds : Wildlife Significance. 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). ... Green milkweed. It is a native perennial listed as endangered in Massachusetts and Wisconsin, and as a species of special concern in Tennessee and Connecticut. Range: Coastal plain, common Red Milkweed Longleaf Milkweed Michaux’s Milkweed. 5 hoods surround the central part of the flower: Easily grown from seed, and will self-seed in the landscape if seed pods are not removed prior to splitting open. Recorded County Distribution: USDA data. If you live outside of the primary natural range of white pine, it is an excellent choice for a fruitbearing understory shrub. … Asclepias purpurascens is somewhat similar in appearance to the common milkweed (Asclepias syriaca), but has deeper colored flowers ranging from pink to purple. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. Evergreen or Deciduous: Deciduous. Each individual inflorescence is a very unique combination of green and white and hangs on a long peduncle in the open, lax umbel. 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. $8.85 $ 8. 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. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. 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. – fourleaf milkweed Subordinate Taxa. The 1-3 … Purple milkweed, also called heart-leafed milkweed, Asclepias purpurascens, is an excellent, but little used, plant in Kansas City area gardens. 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. FREE Shipping on your first order shipped by Amazon. Similar to Ascelpeias syriaca (Common Milkweed) it is an excellent garden choice due to its non-invasive nature. Purple Milkweed . Threatened and Endangered Information: This plant is listed by the U.S. federal government or a state. West Ecoregions include: 331, 332, 341, 342 and numerous smaller ecoregions related to terrain and rainfall. Common names are from state and federal lists. purple milkweed Asclepias purpurascens whorled milkweed Asclepias quadrifolia endangered in Illinois endangered in Illinois, threatened federally showy milkweed Asclepias speciosa ... range limit. It takes three years to flower from seed and three weeks to finish blooming, so be patient. RANGE: Purple Milkweed can be found in much of the eastern half of the United States as far west as South Dakota and Texas. Though not as commonly offered for sale as other milkweeds, … It has pale, greenish-yellow flowers, tinged maroon that bloom March to October. Massachusetts. Purple milkweed, Asclepias purpurascens 25 seeds. Asclepias purpurascens, the purple milkweed, is a herbaceous plant species. Asclepias pedicellata (Walter) Savannah Milkweed Plant Description: Single, un-branched stalk 10-30 cm tall. This plant has no children Legal Status. Back to Previous Page. Connecticut. Additional Notes. Type: Herbaceous perennial. Tiny, deep rose-pink flowers appear in many-flowered umbels in May-July. Family: Apocynaceae. These will give way to large (oblong, 6 Asclepias purpurascens, the purple milkweed, is a herbaceous plant species. 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 L. – purple milkweed Subordinate Taxa. The United State Department of Agriculture and Natural Resources Concervation Service has a wonderful map showing the natural range of Purple Milkweed. More Information; Native To. Floristic Synthesis of North America, Version 1.0. It is also considered an indicat… Asclepias purpurascens is a PERENNIAL growing to 0.8 m (2ft 7in). 4.2 out of 5 stars 513. This uncommon species is native to lightly shaded edges and open woods. Canada is the northernmost range of milkweed plants, and there are not many milkweed species that grow well there. 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. In late May and early June, it sprouts many, honey-scented flowers in multiple shades of purple. This is a species that will … – fourleaf milkweed Subordinate Taxa. Mature plants are from 2 to 4 feet high with slender stems and leaves. Whole plant with flowers. This plant has no children Legal Status. 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. It has rhizomes and quickly forms colonies. Common Name: purple milkweed. Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. The plant gets its name from the flowers that first develop a pink color but then turn darker purple as they mature. 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). inflorescences are umbels of greenish-white flowers arising from leaf axils. purple milkweed. 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 leaves are opposite on the stem, 10-15 cm long and 6cm wide. 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. There are usually one to three blooms that form near the ends of the stems in late spring, early summer. Stems and leaves exude a milky sap when cut or bruised. Purple Milkweed . The total range maps are based on Woodson (1954), and the most recent floras and rare plant publications. Life history Species overview. Click on a place name to get a complete protected plant list for that location. Temperature Zone: 3. Scientific name A. purpurascens. They find milkweeds by using visual and chemical cues. This Milkweed grows to 1.5 m tall and has opposite leaves that are broadly elliptic and taper at both ends. Special Concern. The best pod formation has been obtained in populations raised from seed in a forbs garden, where … Leaves are 15-20 centimeters … [1] The species rarely produces seed pods which are smooth instead of the rough warty ones produced by common milkweed. This milkweed grows to about 1.5 meters(5 feet) tall, usually occurring in clusters of stout stems. Photo by David Taylor. Range & Habitat: The native Purple Milkweed is an occasional plant that is widely distributed in Illinois (see Distribution Map ). Asclepiadaceae – Milkweed family Genus: Asclepias L. – milkweed Species: Asclepias quadrifolia Jacq. Purple milkweed occurs in 25 states and Ontario, Canada, but is rare throughout its range. Next time … Milkweeds Native to Florida Read More » They are somewhat thick with a prominent midrib beneath. Ohio Native Plant - Natural Range Asclepias purpurascens. While light, well-drained soils are usually best, some species including Asclepia incarnata (Swamp Milkweed) and Asclepia sullivantii (Prairie Milkweed) thrive in moist conditions. Milkweeds (Asclepias spp.) Purple Milkweed (Asclepias purpurascens) is a rare and showy Milkweed species. The number of populations known in New England has fallen from 82 historically to only a few today. Purple milkweed will grow two to three feet tall and wide. 85. Easily grown in average, dry to medium moisture, well-drained soils in full sun. In Ontario, it is a rare plant. 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 Zones 4-8. Unlike common milkweed, purple milkweed prefers some shade and is considered a plant of partial shade. Asclepias_meadii - Mead’s milkweed ENDANGERED Their seedpods contain seeds that are similar in appearance to those of common milkweed … Linear ... Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. Despite the wide range, the numbers of populations are very low in all areas, except Iowa, Michigan, New Jersey, and New York. Isolated populations in Arizona, New Mexico, and west Texas south into Mexico. In New England it is currently known only from Connecticut and Massachusetts, although it was formerly also found in Rhode Island and New Hampshire. A magnet for pollinators and a host plant for monarch caterpillars. 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. Only a few individuals have been seen in western Iowa, which is at the north-eastern edge of its current range. Monarch larvae feed exclusively on milkweed plants of the genera Asclepias and Ampelamus. It is endangered in several states and has been the subject of special conservation efforts. Common names are from state and federal lists. Black swallow-wort flowers are dark purple to black. 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. Threatened and Endangered Information: This plant is listed by the U.S. federal government or a state. In New England it is currently known only from Connecticut and Massachusetts, although it was formerly also found in Rhode Island and New Hampshire. Does well in poor, dryish soils. Author. It is hardy to zone (UK) 2. It is found in oak-pine associations, woodland edges, … The flower structure is typical of other milkweeds, producing terminal, large, well rounded umbels. Photo by David Taylor. The number of populations known in New England has fallen from 82 historically to only a few today. Biota of North America Program (BONAP). It is in flower from June to August, and the seeds ripen in September. 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. Be the Garden would n't be the Garden would n't be the Garden would n't the... Of partial shade nectar for a month between late spring, early summer where occur! Cm long and 6cm wide Massachusetts and Wisconsin, and will do well in most soil... Are not removed prior to splitting open a single pod has matured bees, … purple seeds! 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