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TRILL-ee-um Audio
Trillium grandiflorum

Most plants in the Trillium genus are native to woodlands and scrub of North America. They have three whorled leaves at their apexes, and nodding or upright blossoms with three whorled petals. They make an elegant understory species planted in groups in a woodland or shady mixed border. Plant Trillium with other shade-loving perennials to share their place until the reappear the following spring.

Noteworthy CharacteristicsThese quiet woodland beauties signal spring with their petals and leaves of three, and then disappear when the season heats up.

CareGrow in full to partial shade and rich, moist, but well-drained soil with a neutral to acidic pH. Provide with an annual mulch of rich organic matter.

PropagationTrilliums propagate readily by division (when dormant in late summer or early fall), but take from 7 to 9 years to bloom from seed.

ProblemsSmut, rust, fungal spots, slugs, snails.

Species and cultivars

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Winter Interest

Partial Shade

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