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| Family | Liliaceae | | Plant Type | herbaceous perennial | | Zone | USDA: 3a - 8b RHS: H EGF: H1 - H4 Australia: 1 - 2
| | Care Level | medium | | Height | 5 - 15 cm (2 - 6 in) | | Spread | 5 - 15 cm (2 - 6 in) | | Light | partial shade to shade | | Soil Moisture | average, well-drained | | Soil Type | | | Soil pH | |
| | Description | The herbaceous perennial Erythronium americanum (yellow adder's tongue) yields showy blossoms during mid-spring. This plant has showy foliage. | | Cautions | Where conditions are favourable, Erythronium americanum (yellow adder's tongue) can be invasive and may require maintenance to keep it under control. | | |
