Blue Vervain
Verbena hastata
| Description: Candelabra spikes on tall stems |
| Propagation: Seeds or plugs |
| Initial bloom (month and week): July W4 |
| Garden name: Sunny Wetland Garden |
| Color of flower: Purple |
| Height: 2-6′ |
| Spread: 24″ |
| Family: Verbenaceae |
| Soil type: Basic |
| Soil moisture: Medium to moist |
| Light: Full sun |
| Zone: 3-9 |