| | | Family | Scrophulariaceae | | Plant Type | herbaceous perennial | | Zone | USDA: 4a - 8b RHS: H EGF: H1 - H4 Australia: 1 - 2 | | Care Level | low, easy, suitable for beginners. | | Height | 30 - 45 cm (12 - 18 in) | | Spread | 15 - 30 cm (6 - 12 in) | | Light | full sun to partial shade | | Soil Moisture | average, well-drained | | Soil Type | | | Soil pH | | | | Description | The herbaceous perennial Pedicularis canadensis (common lousewort) bears showy blooms during mid-spring to late spring. | | Cautions | Depending upon your local conditions, Pedicularis canadensis (common lousewort) may be invasive. | | |