Hoary Vervain (Verbena stricta)

Hoary Vervain (Verbena stricta)

A short blue flower that can often be seen growing in gravel field driveways. An important nectar source for butterflies and pollinators. It enjoys dry soils and thrives in sunny gardens, producing long, colorful flower spikes. Short-lived, but will re-seed in garden with open space.


Sun:    Full Sun, Part Shade
Moisture:    Dry, Medium-Dry
Height:    2 feet
Blooms:    June, July, Aug, Sept
Color:    Blue, Purple
Spacing:    12″
Zones:    3-8
Benefits:    Butterflies, Pollinators

Design Tips

Hoary Vervain can thrive in dry, gravel soils where it can also self-seed. It is a fast grower that often blooms the first year it’s planted.

Companion Plants

Nodding Onion
Butterfly Milkweed
Lance Leaf Coreopsis
Prairie Coreopsis
New Jersey Tea