American Valerian, scientifically known as Valeriana sitchensis, is a perennial herb native to the Pacific Northwest and northern regions of North America, including Alaska, Alberta, British Columbia, California, Idaho, Montana, and Yukon. This plant thrives in moist conditions and prefers light soil types such as sandy, medium, or clay. It can grow up to 1.2 meters tall and is often found in full sun. Known for both its edible and medicinal properties, American Valerian has distinctive white flowers that bloom from June to August, setting it apart among other plants in its habitat. Its roots are commonly used as a food source, while the plant's medicinal uses have been documented by indigenous communities.
American Valerian, scientifically known as Valeriana sitchensis, is a perennial herb native to the Pacific Northwest and northern regions of North America, including Alaska, Alberta, British Columbia, California, Idaho, Montana, and Yukon.
Traditionally used for better sleep. Each claim is evidence-rated — see Section II for full citations.
Traditional context only. This reviewed claim keeps the original low confidence level, but avoids treatment, disease, dosage, or guaranteed-effect language.
Start with American Valerian as a simple, low-maintenance perennial for your garden.
A packet of seeds or young plants, a trowel, and mulch.
Plant in spring after the last frost or fall before the first freeze.
Choose a location with light soil that's moist but well-draining. Amend soil if necessary.
Direct sow seeds in the ground or start young plants indoors 4-6 weeks before planting outside.
Water regularly to keep the soil moist but not waterlogged. Monitor for pests and diseases.
Provide full sun, regular watering, and occasional light fertilization in spring.
Prune dead foliage in late winter to maintain plant health and appearance.
Overwatering, planting in heavy soil, neglecting to prune, not providing enough sunlight, and using chemical fertilizers.
Plants you might compare or use together — scored by shared family (Aristolochiaceae), common use cases, and growing requirements.
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