(Photo: Doug McGrady / Flickr Creative Commons 2.0), Pollinator Conservation Program Digest – December 2020, The Power of The Pinery: Six Years of Bumble Bee Community Science at Ontario’s Pinery Provincial Park. Forb Plant Description Origin: Native Life Cycle: Perennial General Desc: A twining milkweed vine with long, narrow, wavy leaves; flowers in umbel-like clusters. Linear leaves are often somewhat folded lengthwise, up to 6 inches long, less than 1 inch wide, smooth or somewhat wavy around the edges, straight or arching, usually pointed at the tip. 12 years ago. Mexican whorled milkweed, Asclepias fascicularis 25 seeds. Its large, opposite, oval leaves taper to a point. Common milkweed (Asclepias syriaca) is a native herbaceous perennial whose main virtue is its appeal to butterfliesespecially the monarch, which deposits its eggs on the milkweed. Lance-oblong leaves are typically shorter, up to 2½ inches wide, often very wavy along the … milkweed grows 3 to 6 feet tall. Flowers are white and in an umbel, mostly one per plant. perennial with glabrous to ascending stems. This plant is said to grow outdoors in the following regions: On Jun 19, 2010, raincloud from Sonora, TX (Zone 8b) wrote: Doesn't seem to be a fast grower. Thanks Larry FILE – In this June 2, 2019, file photo, a fresh monarch butterfly rests on a Swedish Ivy plant soon after emerging in Washington. This milkweed grows to about 1.5 meters(5 feet) tall, usually occurring in clusters of stout stems. Opposite leaves on the smooth stem. Milkweeds (Asclepias spp.) Box 97387, Washington, D.C. 20090-7387. ... (Wavy Bittercress), from Eurasia, naturalized here. The long, oblong leaves are light green and grow to about 8 inches long. It has rhizomes and quickly forms colonies. Characteristics: Leaves are opposite, sessile (lacking stalks), typically in two to five pairs along the stem. Several pairs of opposite leaves occur along the … Butterfly milkweed (Asclepias tuberosa) is the only species of Milkweed without this defense mechanism. Posted by YES! Asclepias amplexicaulis (Photo: Doug McGrady / Flickr Creative Commons 2.0) New on the Blog. FILE – In this June 2, 2019, file photo, a fresh monarch butterfly rests on a Swedish Ivy plant soon after emerging in Washington. I haven't seen evidence of that yet. The stems and lea… I don't see any signs of it taking over up here on the Edwards Plateau. Finally spotted some on June 14, 2013 in our field by the road. Planning and Planting for the Future of Monarchs in California. Most milkweeds have leaves in pairs or in whorls of four and sap that is white and milky. Only saw 2 plants last year (2012), one by the road just 100 yards from our house (it was weed poisoned by neighbor) and the other in our front field but no seeds set. July. less frequently; Queen. Amsonia hubrichtii (arkansas bluestar) Asclepias amplexicaulis (wavy-leaved milkweed) A. variegata (white milkweed) Please search other states in your region for vendors who may carry local ecotype seed that is … Sign up for our enewsletter to receive up-to-date information about our programs & events. If, however, the foliage is wilted, spotted or in any way less than robust, your plants are likely to be suffering from a pest, disease, nutrient deficiency or other problem. If you do not receive any results when you search by state, we have not learned of any milkweed vendors located there. The Washington Flora Checklist is a working list of all native and naturalized vascular plants in Washington State. I have found lots of eggs and larvae on Asclepias asperula (Spider milkweed), but none on this plant. It’s a charming milkweed superficially similar to . •In sunny places with poor soils, look for wavy-leaved milkweed (A. amplexicaulis). 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 leaves on your plants are trying to tell you something. When the stems and leaves are damaged, they exude a milky-white sap. $10.00 To help the monarchs, get passionate about milkweed. Wavy-leaved Basketgrass is an invasive species from Asia that is fast becoming established in Maryland. Clasping/Wavy-Leaved Milkweed Clasping/Wavy-Leaved Milkweed. $10.00 - $80.00 Only a few left! Stems: Erect, stout, mostly solitary, unbranched, glabrous, waxy. Common milkweed plants grow to about 2 to 4 feet in height, with a thin, vertical growth habit. 200, Portland, OR 97232 USA • Mailing Address for Donations: P.O. 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