Decumbent Trillium (Trillium Decumbens) is a perennial herb in the Melanthiaceae family with moderate care difficulty. It requires moderate watering and partial shade or full shade or dappled_shade light in USDA hardiness zones 5-8. This plant is toxic to cats and dogs — keep it out of reach of pets.

Trillium decumbens is a perennial herbaceous plant known for its distinctive decumbent (lying flat) leaves and dark maroon, twisted flower petals.

Decumbent Trillium

Decumbent Trillium

Trillium Decumbens

Trillium decumbens is a perennial herbaceous plant known for its distinctive decumbent (lying flat) leaves and dark maroon, twisted flower petals.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Partial Shade, Full Shade, dappled_shade
Hardiness Zones
5-8

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:rocky, loamy, well-drained
Indoor:No
Outdoor:Yes
Garden Use:groundcover, ornamental

Care Calendar

Monthly care tasks for Decumbent Trillium

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Decumbent Trillium
Decumbent Trillium detail

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Taxonomy

Family:Melanthiaceae
Genus:Trillium