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Native Habitat:

Moist forests, shaded slopes, and riparian areas.

 

Bloom Time:

April – June

 

Growth Habit & Mature Size:

Perennial herb, 6–12 inches tall, forming basal rosettes of trifoliate leaves. Produces delicate, white to pale pink flowers on slender stalks.

 

Light & Soil Requirements:

Partial to full shade; thrives in moist, humus-rich, well-drained soils. Prefers consistently damp conditions in shaded microhabitats.

 

Willamette Valley Native Companion Plants:

Polystichum munitum, Tolmiea menziesii, Athyrium filix-femina, Adiantum pedatum, Camassia leichtlinii.

 

Urban Garden Function:

Provides low-growing groundcover, delicate spring flowers, and layered texture in shaded urban gardens, woodland-inspired landscapes, and naturalized plantings. Works well as an understory plant beneath trees and shrubs, enhancing habitat and woodland aesthetics.

 

Wildlife Supported:

Flowers attract small native bees and flies. Dense basal foliage offers shelter for insects and ground-dwelling invertebrates.

 

Historical Use:

Used ornamentally for its delicate flowers and attractive foliage; valued in shaded, naturalized, and woodland-style gardens.

Tiarella trifoliata var trifoliata| Foam Flower

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