Verbena simplex

Common Name: Narrow-leaved Vervain

Plant Type: Herbaceous

Habitat: Fields, Roadside, Disturbed

Light Requirements: sun, part sun

Soil Moisture: dry, mesic

Soil Type: All

Height: ¾ to 2½ ft

Bloom Time: July to September

Flower Colour: blue-purple

Germination Requirements: Seed will germinate upon being shifted to 70°F after 90 - 140 days of moist, cold stratification at 40°F. Seed requires light to germinate

Details/Comments: Larval host for the common buckeye.

Common Name (Alt): Slender Vervain

Picture Copyright: Thomas G Barnes @ USDA-NRCS PLANTS Database