February 8, 2023
Trillium chloropetalum

Trillium chloropetalum

Trillium chloropetalum is part of the Melanthiaceae family of plants. They also call it the Giant Trillium, Common Trillium, Wood Lily, Trinity Flower, Giant Wake Robin, or Giant Wakerobin. It is a herbaceous perennial, native to the Western United States, in California. It grows in shady woodlands and is clump-forming and spreading. It grows to about 18in or 45cm tall.

Trillium chloropetalum
Trillium chloropetalum at Cambridge University Botanic Garden

Trillium chloropetalum flowers from February to April. The flowers range from dark red to white. The foliage and the flowers are all grouped in threes. The leaves are egg-shaped green and slightly mottled. Trillium chloropetalum goes dormant in the summer and starts growing again in the spring.

How to grow Trillium chloropetalum:

Grow Trillium chloropetalum in the shade or partial shade. Plant it in moist, humus-rich but well-drained soil. Use acidic to neutral soil. Propagate from seed, but it could take three years before it flowers. You may also propagate from rhizomes and divisions.

Trillium chloropetalum is drought-resistant once it is well-established. It is generally disease-free, but watch out for slugs and snails. Trillium chloropetalum is toxic to humans, handle with care.

Trillium chloropetalum
Trillium chloropetalum

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