Glacier Lily (Erythronium grandiflorum)

Glacier lily (Erythronium grandiflorum) is a spring-ephemeral bulb native to western North American mountains. A member of the Liliaceae family, it's known for its bright yellow, nodding flowers that emerge at snowmelt.

Description

Low perennial 6–12 inches tall. Two basal leaves, ovate, glossy green. Single nodding flower: 6 reflexed petals, bright yellow, often with a white base. Blooms early spring (snowmelt to June). Goes dormant by early summer.

Growing Conditions

• Zones: 4–8.
• Light: Part shade to dappled shade (subalpine meadow).
• Soil: Rich, moist, well-drained, humusy.
• Water: Spring moisture; dry summer dormancy.
• Planting: Plant bulbs 4–6 inches deep, 4 inches apart in fall.

Care & Maintenance

Allow foliage to die back. No summer water. Mulch with leaf mold. Divide slowly. Self-seeds.

Uses

Rock gardens, woodland borders, naturalized in meadows. Early pollinator forage.

Potential Issues

Bulb rot in wet soil. Slugs. Generally trouble-free in proper conditions.

A golden harbinger of spring that follows the retreating snow.