Common Name: Aquatic Milkweed, Swamp Milkweed

Full sun to light shade, wet moisture level, adapted to a wide range of soils including clay, strongly acid to strongly alkaline pH.  18 inches height, blooms spring into early summer, greenish yellow flowers, spreads rapidly by seed.

Germination Code:  ?

Native Region: Coastal Plain and Blue Ridge Provinces

Aquatic plant that occurs only in wetlands.  Loves quiet shallow water where it may occur in large colonies.