Species PlantsWestern Trillium

Western Trillium

Trillium ovatum

UncommonPlant
Illustration of Western Trillium (Trillium ovatum)

Western Trillium is a beautiful woodland plant with three-petaled white flowers that turn pink as they age. It is a slow-growing species that can live for many years. This plant is a favorite among wildflower enthusiasts.

Habitat
It is found in shaded, moist forests and woodlands.
Diet
Ants help disperse its seeds, while bees pollinate its flowers.
How common
Uncommon

Best time to see a Western Trillium

The best time to see a Western Trillium is February–April, when about 62% of U.S. sightings happen, based on 42,367 research-grade iNaturalist observations.

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Not certain it is a Western Trillium? What plant is this? walks through what to check first and the lookalikes that catch people out.

Recent Western Trillium sightings near you

Live, research-grade observations from iNaturalist. Allow location to center the map on you.

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