Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Trillium ovatum, the Pacific trillium, western trillium, western wakerobin, or western white trillium, is a member of the Melanthiaceae (False-Hellebore) family. It is native to the Pacific Northwest of North America, from British Columbia to California. It is found in moist slopes and canyon banks, often in mixed evergreen forests. The plant is a perennial herb and a geophyte, with white flowers that bloom in spring and winter. It is common under Coast Redwood (Sequoia sempervirens) near the California coast. Trillium ovatum spreads slowly via underground rhizomes.

Plant type

Perennial herb, Geophyte

Size

6 - 28 in Tall

Calscape icon
Color

White

Flowering season

Spring, Winter

Sun

Partial Shade, Deep Shade

Water

Moderate, High

Propagation

For propagating by seed: 1 mo. stratification.

Sunset Zones

14, 15, 16, 17

Site type

Moist slopes and canyon banks

Plant communities

Mixed Evergreen Forest, Forest, Redwood Forest

Caterpillars
Butterflies

Butterflies and moths supported

0 confirmed and 1 likely

Confirmed Likely

American Angle Shades

Euplexia benesimilis