Disporum longistylum 'Green Giant'

A tall, clump-forming, rhizomatous perennial, up to 3m high in ideal conditions, forming thickets of upright stems with glossy, deeply veined, lance-shaped green leaves, that are sometimes tinted purple when young. In late spring and early summer produces small clusters of pendent, creamy yellow-green flowers with protruding style and stamens, followed by berries that ripen to black in autumn