Has a unique, horizontal branching structure for a perennial and almost appears shrub-like when fully grown. The senna is a member of the pea family. During the summer it has bright, yellow flowers which are displayed near the top of each stem. Very attractive to bumblebees. Long seed pods appear in the fall.

Height : 3-5 feet (90-150cm) Spread : 1-3 feet (30-90 cm)

Bloom Period : July to August

Light : Full sun to part shade

Water : Medium to wet

Soil : Sand, loam, clay

Zone : 4-8

Native Habitat : Prairies, meadows and savannahs

Landscape Uses : Butterfly gardens, pollinator gardens, meadows, perennial hedge and naturalized areas