| | | Family | Apiaceae | | Plant Type | herbaceous perennial | | Zone | USDA: 3a - 9b RHS: H - FH EGF: H1 - H5 Australia: 1 - 3 | | Care Level | low, easy, suitable for beginners. | | Height | 30 - 75 cm (1 - 2.5 ft) | | Spread | 30 - 60 cm (1 - 2 ft) | | Light | full sun to partial shade | | Soil Moisture | average, well-drained | | Soil Type | | | Soil pH | | | | Description | Thaspium trifoliatum (purple meadow parsnip) bears showy blossoms during mid-spring to early summer. | | Cautions | Where conditions are favourable, Thaspium trifoliatum (purple meadow parsnip) can be invasive and may require maintenance to keep it under control. | | |