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Taxus brevifolia

An evergreen conifer native to the Pacific Northwest that typically grows as a slow-growing understory tree about 6–15 m tall with dense linear leaves, female plants bearing conspicuous red arils around seeds, bark yielding taxol used in cancer drug development, and near-threatened status due to overharvesting

Is Taxus brevifolia growing in your garden? Record it and all of your plants in Known.

Common Names

Pacific Yew, Western Yew

Summary

Pacific yew is a slow-growing evergreen conifer native to western North America, commonly forming an understory shrub or small tree with an irregular broad crown and drooping branches. Distinctive features include dark yellow-green leaves 0.5–1 inch long arranged in two flat sprays, red arils around seeds on female plants, and scaly red-brown bark; wood is hard, heavy, and resistant to decay.

Cultivation favors cool, moist, well-drained soils with tolerance for sun to shade; reproduction occurs by seed or cuttings, though seed germination is slow and stratification is often required; seeds are dispersed by birds after aril consumption. Taxol, a cancer drug, is produced from bark, prompting conservation concerns and historic bark harvesting; wood has uses in bows and other crafts; the Pacific yew is valued for shade-tolerant understory plantings and habitat planting, with caution due to poisonous bark, leaves, and seeds.

Lifecycle

Perennial

Height

590-984 inches

Spread

36-72 inches

Hardiness Zones

Zones 5a-9b

Sunlight Requirements

Ideally partial shade (Partial Sun equates to Partial Shade), tolerates full sun and full shade

Soil Type

Deep, moist, well-drained soil

Soil Drainage

Well-drained soils

Soil pH

Mildly acidic to mildly alkaline soils; no fixed pH, thrives across a wide pH range as long as soils are well-drained.

Bloom Color

Insignificant

Bloom Time

Spring (April–June)

Foliage Color

Dark green

Fall Foliage Color

Green

Leaf Lifecycle

Evergreen needle

Growth Rate

Slow-growing

Seasons of Interest

Spring and Fall

Propagation Methods

Seeds, Layering, Cuttings

Attracts Wildlife

Birds: Yes; red arils around seeds eaten by songbirds and seeds dispersed by birds, Pollinators: Wind (no attraction of bees, hummingbirds, butterflies, or other pollinators indicated)

References

EcoFlora - Taxus brevifolia. biokic3.rc.asu.edu.
Plant Profile: Taxus brevifolia - University of Wa…. botanicgardens.uw.edu.
Taxus brevifolia. en.wikipedia.org.
Taxus brevifolia Pacific Yew PFAF Plant Database. pfaf.org.
Pacific yew - KPU Plant DB. plantdatabase.kpu.ca.
Taxus brevifolia (Pacific Yew, Western Yew) | Nort…. plants.ces.ncsu.edu.
Taxus brevifolia Nutt. | Plants of the World Onlin…. powo.science.kew.org.
Taxus brevifolia , Pacific yew. research.fs.usda.gov.
Pacific Yew. research.fs.usda.gov.
Taxus brevifolia - Useful Temperate Plants. temperate.theferns.info.
Taxus brevifolia | Threatened Conifers of the Worl…. threatenedconifers.rbge.org.uk.
Taxus brevifolia - Trees and Shrubs Online. treesandshrubsonline.org.
Taxus brevifolia (Pacific yew) description. conifers.org.
Taxus brevifolia. fs.usda.gov.
Pacific yew | Kew. kew.org.
Pacific Yew—An Understory Native with Much to Give. portland.gov.
Taxus brevifolia | Californian yew /RHS. rhs.org.uk.
Taxus brevifolia Nutt - Southern Research Station …. srs.fs.usda.gov.
Taxus brevifolia (Pacific yew) | Native Plants of …. wildflower.org.
Taxus brevifolia. wnps.org.
Western yew. www2.gov.bc.ca.
World Flora Online. worldfloraonline.org. June 2024.