Blue vervain's flowers provide nectar and pollen for numerous pollinators, especially bees. They are usually a bluish purple color, though pink and white forms do occur. This is an excellent plant for large rain gardens, wet meadows, and pond margins.
Uses: Rain gardens, bees, butterflies
Bloom time: June - September
Height: 36 to 60 inches
Space: 24 to 36 inches
Sun: Full sun to medium shade
Moisture: Average to moist
Seed: Harvest in September/October. Sow by February or allow for 4 to 6 weeks of stratification.
Seed: Harvest in September/October. Sow by February or allow for 4 to 6 weeks of stratification.
- 100,000 seeds per ounce
- 1 ounce per 2,500 square feet