Painted Trillium
(Trillium undulatum)
Painted Trillium (Trillium undulatum)
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Photo by: Public domain | License Type: Public domain | License URL: https://creativecommons.org/public-domain/ | Uploader: BetacommandBot | Publisher: Wikimedia Commons | Title: Paintedtrillium.jpg | Notes: {{Information |Description=[[Kingston Prairie Preserve]] |Source=Own work |Date=[[:en:ISO_8601|2009:06:05]] |Author=[[User:Wsiegmund|Walter Siegmund]] [[User talk:Wsiegmund|(talk)]] |Permission=Own work, copyleft: Multi-license with GFDL and Creative Comm |



















































Estimated Native Range
Summary
Trillium undulatum, commonly known as Painted Trillium, is a deciduous perennial herb native to cool, moist, acidic woodlands and forest understories throughout the Eastern United States and Canada. It typically grows to a height of 15-45 cm (6-18 inches) and spreads slowly by means of an underground rhizome. The plant features a single, showy flower with three white petals, each adorned with a distinctive wavy edge and a central red to reddish-purple splotch at the base, blooming from late April to June. Following successful pollination, it produces a berry-like capsule, 1 to 2 cm long, ripening to bright red by mid to late summer, which is unique among North American Trillium species.
Painted Trillium is valued for its striking flowers and is often used in shade gardens, woodland plantings, and naturalized areas. It requires strongly acidic, humus-rich soil and thrives in the shade of acid-loving trees. It prefers partial to full shade and is a relatively low-maintenance but may take several years to establish and bloom. Gardeners should note that this plant can be sensitive to transplanting and soil disturbance. It is not typically associated with serious diseases or pests, but its habitat requirements must be met for successful cultivation.CC BY-SA 4.0
Painted Trillium is valued for its striking flowers and is often used in shade gardens, woodland plantings, and naturalized areas. It requires strongly acidic, humus-rich soil and thrives in the shade of acid-loving trees. It prefers partial to full shade and is a relatively low-maintenance but may take several years to establish and bloom. Gardeners should note that this plant can be sensitive to transplanting and soil disturbance. It is not typically associated with serious diseases or pests, but its habitat requirements must be met for successful cultivation.CC BY-SA 4.0
Plant Description
- Plant Type: Herb
- Height: 0.5-2 feet
- Width: 0.25-1 feet
- Growth Rate: Slow
- Flower Color: White, Pink
- Flowering Season: Spring
- Leaf Retention: Deciduous
Growth Requirements
- Sun: Part Shade, Full Shade
- Water: Medium
- Drainage: Slow, Medium, Fast
Common Uses
Bank Stabilization, Bee Garden, Butterfly Garden, Deer Resistant, Showy Flowers
Natural Habitat
Cool, moist, acidic woodlands and forest understories
Other Names
Common Names: Painted Lady, Paint Trillium, Krusigt Treblad
Scientific Names: , Trillium undulatum, Trillium pictum, Trillidium undulatum, Trillium erythrocarpum var. cleavelandicum, Trillium cleavelandicum, Trillium undulatum f. cleavelandicum, Trillium undulatum f. enotatum, Trillium undulatum f. polymerum, Trillium undulatum f. striatum
GBIF Accepted Name: Trillium undulatum Willd.