Scientific Name: Erythronium americanum
Common Name: yellow trout lily, adder's tongue
Family Name: Liliaceae
Origin: U.S. - northeast
Hardiness Zone: Zone 3: (-40 to -34 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.1 - 0.2m x 0.1 - 0.3m (height x width)
Habit: Upright
Form: Oval - vertical
Texture: Medium - fine
Landscape Uses: Mixed shrub border, Perennial border, Woodland margin
Exposure: Part sun/part shade, Filtered shade
Soil or Media: Acidic, Humus rich, Well-drained
Leaves: Simple, Basal, Soft flexible, Glabrous, Oblong, Spatulate, Entire
Flowers: Flowers solitary, Yellow, Apr
Fruit: Capsule, Green, Brown, May-Jun
Key ID Features:
Leaves tulip-like, basal leaves, usually <15cm long, often mottled with gray or brown to purple, margins entire; flowers lily-like with 6 tepals, recurved upward, and close at night; capsules 12-15mm long.