Blue Vervain (Verbena hastata) Seeds

Blue Vervain (Verbena hastata) Seeds


Quick description:

Seed packages contain a generous amount of seed for the home gardener.

aka Swamp verbena, Blue verbena


In Stock

Blue Vervain is easily grown in average, medium –wet soils in full sun. Plants will easily self seed in optimum growing conditions.

Type: Perennial
Family:  Verbenaceae
Native Range:
Growing Zones:  4-9
Mature Height: 5-6 feet
Mature Width:  12-15 in

Sowing: Start indoors in pots 6-8 weeks before the last frost. Barely cover seed. Needs warmth and light to germinate. Cold stratify seed 2 weeks prior to indoor planting.
Sow depth: ¼ in
Days to Germinate: 21-28 @ 60F
Special Maintenance: Germination is enhanced by moist chilling at 38 degrees for 2 weeks. A quick alternative to moist chilling is to place seed in paper towel, moisten towel and then place in freezer for a day or two.

Sunlight: Full sun
Soil Type: Average
Water: Average
Drought Tolerance: Good
Growth Rate: Moderate

Leaf Description: Slender, toothed edge
Bloom Time: Late Summer-Fall, August – September
Bloom Description: Purple, spikey

Harvest: Leaf, Flower, Flowering Tops
Harvest Time: Late Summer-Fall, August – September

Special Properties: Deer resistant


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