Verbena hastata 'Blue Spires'

Verbena is a large and variable genus ranging from tiny ground covers to towering beauties. All have clustered flowers that attract hordes of pollinators.

American blue vervain is a towering eastern North American native that can be found growing in moist meadows, along streambanks, and in fields. Tall spikes of purple-blue flowers are particularly attractive to butterflies. Foliage is coarse.

Zones: 3 to 8
Family: Verbenaceae
Type: Perennial
Height: 24 to 72 in.
Spread: 12 to 30 in.
Exposure: Full Sun
Soil Conditions: Moist, average
Bloom Time: June to September
Bloom Color: dark blue
Native Range: most of the contiguous US