The blue vervain is a beautiful, tall, native perennial with long, spear-shaped, purple flowers. This vervain species prefers moist to wet soil and is commonly found around streams and near wetlands. That said in can tolerate somewhat dry to medium soil especially when it gets some afternoon shade. Attractive to many native bees.

Height : 2-6 feet (60-180cm) Spread : 1-3 feet (30-90cm)

Bloom Period : July to September

Light : Full sun - Part Sun

Water : Medium to Wet

Soil : Sand, loam, clay

Zone : 3-8

Native Habitat : Wet meadows, stream banks and fields

Landscape Uses : Pollinator gardens, stream landscapes, rain gardens and naturalized areas