Asclepias syriaca L.
Grey-green perennial with fleshy leaves. Numerous fragrant blooms are usually flesh tone, but can be pale-yellow to pinkish-purple. Spreads by rhizome. Self seeds readily. Bitter milky sap protects plant from insects (except monarch caterpillars).
Sap has some medicinal qualities but is also poisonous to humans and animals.
Starts from seed (plant directly in fall), cuttings.
Roadsides, fields, pond edges.
Fibres used to make cord.