Details of...
Scientific Name: Taxus brevifolia
Pronunciation: TACKS-us bree-vih-FOE-lee-uh
Common Name: Pacific yew, western yew
Family Name: Taxaceae
Plant Type: Conifer
Key ID Features: Small tree 2-15 m tall, often shrubby or irregular; branches spreading to drooping in flat sprays; similar to the English yew but more irregular and has slightly shorter and narrower, yellow-green leaves (most 12-18 mm long x 1-2 mm wide); aril round to less commonly oval, 5-6 mm long; male cones rounded on separate trees, 3 mm long. (Eflora BC)
Course(s): AARB 1012, HORT 2355

Habit: Dense, Irregular
Form: Oval - vertical
Texture: Medium - fine
Mature Size:
Height:15 - 22m
Spread:5 - 7m
Growth Rate:Slow
Origin: B.C. west of Cascades, U.S. - northwest
Hardiness Rating: Zone 6: (-23 to -18 C)
Exposure: Deep shade, Filtered shade, Full sun, Part sun/part shade
Soil/ Growing Medium: Well-drained
Water Use: Moderate
Landscape Uses: Forestry, Medicinal plant, Native planting, Reclamation, Tall background, Waterside planting, Wildlife food, Woodland margin (Caution: poisonous parts)
Additional Info: Google. Compare to English yew.
Pacific yew, western yew
Leaf Morphology: Glossary
Form: Needle-like, Simple
Arrangement: Alternate, Spiraled
Texture/ Venation: Leathery
Surfaces: Glabrous
Colour in Summer: Green, Green-yellow, pale underneath
Leaf(let) Terms:
Shapes: Linear
Apices: Mucronate
Bases: Cuneate
Margins: Entire
Additional Info: 12 to 25 mm long x 2mm wide, flat, arranged in two rows in flat sprays

Inflorescence Type: n/a (male cone)
Flower Morphology:Dioecious plant
Colour (petals): No flowers, Brown, Yellow
Flower Time at Peak: Mar, Apr
Fruit Type: Cone (winged seeds)
Fruit Colour: Red
Fruiting Time: Sep
Additional Info: Showy, Accessory tissue, Persistent, Drupe-like: single seed 4–7 mm long (poisonous) that is partly surrounded by a modified scale which develops into a soft, bright red berry-like structure called an aril, 8–15 mm long and wide and open at the end.

Bark Morphology: Showy, Shaggy
Bark or Stem Colour: Red, Brown
Additional Info:young bark smooth; trunk often fluted or twisted

Propagation: Seed
Pest Susceptibility: Pest resistant, Disease resistant
(TFL) Turf Field Lab
(TFLW) Turf Field Lab West
(WDH) Wark-Dumais House
(WLG) WoodLand Garden
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