Flowers white and feathery. Also known as Polygonum cuspidatum . A very aggressive invader of disturbed and shaded habitats. An outstanding American native. Will tolerate some periods of standing water.
Pink flowers emerge in spring, replaced by large round leaves later.
For moist soil. USDA Zone 6. It has a fleshy, stout root-stock, extensively creeping, which, like the Coltsfoot, sends up the flowers before the leaves appear. The leaves can grow up to a foot or more in width and length and the plant may grow to a height of several feet. The blade or green leaves of the plant are the part that is poisonous.