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. Common names are from state and federal lists. If you live outside of the primary natural range of white pine, it is an excellent choice for a fruitbearing understory shrub. Back to Previous Page. Additional Notes. The leaves are opposite on the stem, 10-15 cm long and 6cm wide. 5 hoods surround the central part of the flower: 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. Species Native to Missouri. Photo Courtesy of The Vagary. 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. … The plant gets its name from the flowers that first develop a pink color but then turn darker purple as they mature. purple … Purple milkweed occurs in 25 states and Ontario, Canada, but is rare throughout its 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. This plant is considered by many gardeners to be too vigorous and weedy for borders. Drought tolerant. 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. Purple Milkweed ( Asclepias purpurascens) ADD PLANT TO LIST View All Lists Create Another List Common Name(s) Purple Milkweed Family. It takes three years to flower from seed and three weeks to finish blooming, so be patient. It grows from a stout root so does not aggressively spread like milkweed species that grow from rhizomes. Click on a place name to get a complete protected plant list for that location. Pale swallow-wort flowers range from pink to burgundy. 2013. 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. Range map of Asclepias syriaca. However, it is uncommon or absent in some areas of NW, central, and east-central Illinois. Mead’s milkweed Asclepias meadii Height: less than two feet Leaf Arrangement: opposite Seedpod Length: about four inches 4.2 out of 5 stars 513. Purple milkweed will grow two to three feet tall and wide. • Both of these swallow-wort species are herbaceous vines with clear sap and opposite leaves. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. 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. Asclepias purpurascens (Linnaeus) Purple Milkweed Plant Description: Multiple stems from 50-110 cm tall. Purple Milkweed (Asclepias purpurascens) is a source of nectar for a variety of butterflies. It prefers partial shade, and will do well in a yard with shade from large trees. Amazon's Choice for purple milkweed. 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