Also known as Ozark Trillium · Tapertip Wakerobin
Ozark green trillium (Trillium viridescens) is a striking woodland perennial native to the Ozark Plateau, featuring unique greenish flowers that mature to reddish-brown.
At-a-glance light, water, soil, and growing conditions from plant data
Partial to full shade
25% intensity
Thrives in dappled shade under deciduous trees or in areas with morning sun and afternoon shade.
Consistent moisture
75% intensity
Prefers moist, well-drained soil. Water when top inch is dry.
Loam, Sandy loam, Clay loam
50% intensity
Cool to moderate
50% intensity
Prefers cooler temperatures and is hardy in USDA zones 4-7. Protect from extreme heat.
Minimal
25% intensity
Light feeding with organic matter in spring is adequate. Avoid over-fertilization.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
None
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Keep the soil consistently moist but not waterlogged, especially during active growth and flowering. Water thoroughly when the top inch of soil feels dry.
Reduce watering in fall as the plant enters dormancy, allowing the soil to dry out more between waterings.
Pruning is generally not required for Ozark green trilliums. Remove dead or spent foliage only after it has naturally yellowed and withered in late fall or early winter.
This helps protect the crown from frost and allows nutrients to be reabsorbed.
Propagation is primarily done through division of established clumps during dormancy (late fall or early spring). Seeds are an option but are notoriously slow to germinate and require specific stratification treatments, often taking several years to produce a viable plant.
Repotting is rarely necessary for established native trilliums. If you must repot a container-grown plant, do so during dormancy. Use a well-draining, humus-rich potting mix and disturb the roots as little as possible.
Avoid repotting flowering plants.
Identify plants like this with ePlant AI
Snap a photo to get care tips and match similar species on the go.
Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Ozark Green Trillium (Trillium viridescens)
Where Ozark Green Trillium (Trillium viridescens) is found
Density
Tap map to explore
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Liliopsida |
| Order | Liliales |
| Family | Melanthiaceae |
| Genus | Trillium |
| Species | Trillium viridescens |
Similar in genus Trillium
Answers based on plant encyclopedia data
