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Trillium grandiflorum (Great White Trillium): Showy Large White Blooms

Great White Trillium: Iconic Spring Wildflower with Large Blooms

Trillium grandiflorum is a showy spring-blooming trillium with large white blossoms up to 3 inches long. The cup-shaped flowers fade to soft pink and become open and recurved with age. Veined leaves are solid green, and plants grow to 18 inches tall and about half as wide.

Key Features

Height: 1 to 3 feet
Spread: 6 to 12 inches
Growth Habit: Clumping, moderate grower
Light: Part shade to full shade
Moisture: Medium, rich well-drained soil with neutral to acidic pH
Maintenance: Low
Bloom Time: Spring
Flower Color: White (aging to pink)
Special Features: Native, self-seeds, showy flowers

Growing Guide

Grow in rich, moist, well-drained soil with neutral to acidic pH in part to full shade. Provide annual mulch of rich organic matter. Since plants go dormant in summer, companion plant with other shade perennials. Propagate by division when dormant in late summer or early fall. Watch for smut, rust, fungal spots, slugs, and snails.

Other: Whitefly Invasion on Hibiscus: Neem Oil, Patience, and Cold Hope; White Pine Blister Rust: Girdling Gall = Tree Doomed; Identifying and Rescuing Nodding Trillium (Trillium cernuum) in Ontario; White Stuff on Leaves: Mealybugs, Not Fungus; White Fuzz on Elephant Ear: Mealybugs or Fungus?; Ponytail Palm White Mold: Mildew or Scale?; Trillium grandiflorum (Great White Trillium): Showy Large White Blooms; White Licorice 24" Tree Rose: Creamy Yellow to White with Licorice-Lemon Fragrance; White Licorice Rose: Creamy Yellow to White Blooms with Licorice-Lemon Fragrance; White Hummingbird Spotted in Georgia: Leucistic Ruby-Throat

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