Part shade; moist, rich soil, tall species with loose, spreading umbels of green and ivory flowers and large tapering oblong leaves.  Flower heads are reminiscent in form of exploding fireworks.  Grows to 6’; blooms June-July in Zones 4-8; Va., VA. ecotype. // Seed packet, about 30 seeds. Germination requirements: 60 days cold, moist stratification