Trillium Species, American Wood Lily, Sweet Betsy, Toadshade, Wake Robin

Trilliumcuneatum

Genus
Trillium (TRIL-ee-um)
Species
cuneatum (kew-nee-AH-tum)
Synonym
Trillium cuneatum f. luteum
Trillium hugeri
Trillium sessile var. praecox
Sun Exposure
Light Shade
Foliage
Grown for foliage
Herbaceous
Veined
Height
under 6 in. (15 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Brown/Bronze
Cream/Tan
Bloom Time
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Anniston, Alabama

Atlanta, Georgia

Braselton, Georgia

Iowa City, Iowa

Royal Oak, Michigan

Glouster, Ohio

Portland, Oregon

Salem, Oregon

Wilkes Barre, Pennsylvania

Collierville, Tennessee

Crossville, Tennessee

Murfreesboro, Tennessee

Nashville, Tennessee

Oliver Springs, Tennessee

Kingston, Washington

Seattle, Washington

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Gardener's Notes:

4
positives
2
neutrals
0
negative
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J
Collierville, TN | March 2023 | positive

Trillium cuneatum has been growing well in my garden. These harbingers of Spring pop up without fail in my shade garden in late Winter.

C
Crossville, TN (Zone 7a) | April 2008 | positive

The sweet citrus scent from my trilliums is enough to make a person die with pleasure.
Mine grow in dappled woods as well as full ...Read More

T
Oliver Springs, TN (Zone 6b) | May 2005 | positive

Since I have so many Toadshade on my property (probably 100-200 each spring!), I have transplanted several to my wildflower garden. I ha...Read More

S
Oklahoma City, OK (Zone 7a) | December 2004 | neutral

This plant is native to the southeastern portion of the United States. It flowers reliably and produces bulblets which can be separated ...Read More

N
Morris, IL (Zone 5b) | May 2002 | positive

Not the easiest of plants to grow, like most wildflowers. It is a spring ephemeral, so it will disappear after blooming. Flowers can be i...Read More

T
T
Murfreesboro, TN (Zone 7a) | August 2001 | neutral

These woodland plants are often considered endangered in their native habitat; purchase from reputable nurseries.

The pl...Read More

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