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Trillium chloropetalum (Torr.) T.J. Howell
Giant wakerobin, Wake robin
USDA Symbol: trch2
USDA Native Status: Native to U.S.
Starting with a single stalk, this clump-forming trillium may eventually bear several 12-20 in. stems. Leaves, in whorls of three, are often mottled with dark blotches. Large, showy, solitary, three-parted flowers rise directly out of the leaves. Color varies from red through yellow-green to white.
This trillium is considered not commercially viable since it takes as long as 5 years to produce plants of flowering size. One should verify that a nursery offering this plant has indeed propagated it and not dug it from the wild.
Plant CharacteristicsDuration: Perennial Habit: Herb Leaf Complexity: Simple Flower:
Fruit: Size Class:
Bloom InformationBloom Color: White , Red , Pink , Yellow , Green
Bloom Time: Mar , Apr , May , Jun
CA , OR , WA Native Distribution:
Pierce Co., WA & Willamette V., OR, s. to the n. Sierras & Coastal Ranges of c. CA Native Habitat:
Moist, brushy or wooded slopes USDA Native Status: L48(N)
Growing ConditionsLight Requirement: Part Shade
Soil pH: Acidic (pH<6.8)
Soil Description: Deep, rich, moist, well-drained soils.
Conditions Comments: This trillium is considered not commercially viable since it takes as long as 5 years to produce plants of flowering size. One should verify that a nursery offering this plant has indeed propagated it and not dug it from the wild.
division or seed. Seeds do best when planted outdoors soon after fruits have ripened. Plant seeds 1/4 in. deep in a moist, humusy location. Seedlings take many years to bloom. Divide rhizomes in fall. Seed Collection:
As the 1/2 in. long fruit
ripens, the fleshy green oval berry
becomes red then purple. Separate the flesh of the mature berry
from the egg-shaped seeds and clean them. Seed Treatment:
Not Available Commercially Avail:
Mr. Smarty Plants says
Pictures and sources for black trilliums
June 10, 2008
Do you have pictures and/or sources for Black Trilliums?
view the full question and answer
From the National Suppliers Directory
According to the inventory provided by Associate Suppliers, this plant is available at the following locations:
Oregon Native Plant Nursery
- Woodburn, OR
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Record Modified: 2007-01-01
Research By: TWC Staff