Verbena urcticifolia
White vervain
| Origin | Durham region |
| Harvest | seed production beds |
| Seeds per packet | 200 |
| Light | Part Shade, Shade |
| Moisture | Medium |
| Height | 1 to 1.5 m |
| Flowering | July to September |
| Germination code | C 90 days |
| Other common names | Nettle-leaved vervain |