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Large Flowered Trilium

Trillium Grandiflorum

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Overview

Trillium grandiflorum, the Large-Flowered Trillium, flourishes in U.S. hardiness zones 4-8. Recognizable by its stunning, white, three-petaled flowers spanning up to 4 inches, this perennial prefers partial to full shade. Its bloom period is in early to late spring. Providing visual interest up to 18 inches high and spreading approximately 12 inches, it thrives in well-drained, rich soil. Ideal for woodland gardens or shaded areas.

Sun Half, ShadeWater Extra in Summer, High, MediumZones 4–8Type Bulb, PerennialClimate Temperate
Large Flowered Trilium (Trillium Grandiflorum) — Trillium grandiflorum may go dormant in summer; creating a lush backdrop for the stunning flowers, image 118

Culture

Sun
Half, Shade
Water
Extra in Summer, High, Medium
USDA zones
4–8

Shape & size

Mature height
1–1.5 Ft.
Mature width
0.5–1 Ft.

Classification

Type
Bulb, Perennial
Family
Liliaceae
Climate
Temperate

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Photos (152)

Large Flowered Trilium (Trillium Grandiflorum) — white flowers in the garden; which can form impressive drifts over time, image 91
Large Flowered Trilium (Trillium Grandiflorum) — Its bloom period is in early to late spring; trillium grandiflorum, the Large-Flowered Trillium, image 67
Large Flowered Trilium (Trillium Grandiflorum) — depending on local climate conditions; the Trillium grandiflorum has a clump-forming habit, image 113
Large Flowered Trilium (Trillium Grandiflorum) — creating a lush backdrop for the stunning flowers; as it is sensitive to disturbance, image 110
Large Flowered Trilium (Trillium Grandiflorum) — It is hardy in zones 4 to 8 and remains a classic choice for a shade or woodland garden; bulb /, image 89
Large Flowered Trilium (Trillium Grandiflorum) — bulb / perennial for half or shade; requiring minimal care while rewarding with extraordinary, image 93
Large Flowered Trilium (Trillium Grandiflorum) — Each stem typically bears a whorl of three dark green leaves; commonly referred to as the Large, image 77
Large Flowered Trilium (Trillium Grandiflorum) — which can form impressive drifts over time
Large Flowered Trilium (Trillium Grandiflorum) — while supporting local ecology by attracting pollinators such as bees and butterflies; it is, image 119
Large Flowered Trilium (Trillium Grandiflorum) — three-petaled flowers spanning up to 4 inches; measuring up to 3 to 4 inches in diameter, image 127
Large Flowered Trilium (Trillium Grandiflorum) — Providing visual interest up to 18 inches high and spreading approximately 12 inches; ideal for, image 99
Large Flowered Trilium (Trillium Grandiflorum) — It is hardy in zones 4 to 8 and remains a classic choice for a shade or woodland garden; bulb / perennial for
Large Flowered Trilium (Trillium Grandiflorum) — three-petaled flowers spanning up to 4 inches; measuring up to 3 to 4 inches in diameter, image 65
Large Flowered Trilium (Trillium Grandiflorum) — measuring up to 3 to 4 inches in diameter; bulb / perennial with white blooms, image 80
Large Flowered Trilium (Trillium Grandiflorum) — This woodland wildflower is an excellent choice for shaded or semi-shaded areas of your landscape, image 74
Large Flowered Trilium (Trillium Grandiflorum) — it is important to allow this plant to naturalize and avoid moving it once established; is a North, image 86
Large Flowered Trilium (Trillium Grandiflorum) — It is hardy in zones 4 to 8 and remains a classic choice for a shade or woodland garden; bulb /, image 120
Large Flowered Trilium (Trillium Grandiflorum) — Trillium grandiflorum, the Large-Flowered Trillium, flourishes in U.S; this perennial prefers partial to full
Large Flowered Trilium (Trillium Grandiflorum) — Ideal for woodland gardens or shaded areas; well-drained soil with a high organic content, image 70
Large Flowered Trilium (Trillium Grandiflorum) — commonly referred to as the Large Flowered Trillium; white flowers in the garden, image 102
Large Flowered Trilium (Trillium Grandiflorum) — consist of three pure white petals that gracefully transition to a pale pink as they age; providing visual
Large Flowered Trilium (Trillium Grandiflorum) — is a North American native perennial prized for its showy
Large Flowered Trilium (Trillium Grandiflorum) — It is hardy in zones 4 to 8 and remains a classic choice for a shade or woodland garden
Large Flowered Trilium (Trillium Grandiflorum) — measuring up to 3 to 4 inches in diameter; bulb / perennial with white blooms
Photographs by 13 contributors

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