Blue Vervain

Verbena hastata L.

Verbenaceae (The Verbena Family)

▲ seedling

▲ mature, flowering plant

▲▼ flowers

▲▼ leaves

Blue Vervain: 

·         Native, short-lived, simple perennial that grows 2-4 feet tall with slender terminal spikelets with purplish-blue flowers

·         Leaves lanceolate, with indented veins, bright green, with some rough hairs (not woolly as with Hoary Vervain

·         Similar to hoary vervain except blue vervain leaves have petioles and blue vervain is more commonly found in wet soils along streams and lakes