blue vervain
Botanical Name: Verbena hastata
Plant Family: Verbena (Verbenaceae) Description: A 3-5 ft. perennial with numerous blue-purple flowers on multiple spikes that open from bottom to top.Showy, pencil-like spikes appear on the top of the square, grooved stem. Growing Conditions: Can grow in full sun to shade in moist, wet soils. Bloom Time: June through September Bloom Color: Blue to purple Benefit to pollinators/wildlife: Attracts native bees. Larval host and nectar source for the Common Buckeye butterfly. Native Status: Native to PA. Location in habitat: Pollinator Demonstration Garden |