Berberis nervosa
Cascade Oregon Grape, Cascade Mahonia
Family |
Berberidaceae |
Genus |
Berberis |
Species |
nervosa |
Category |
Woody |
Type |
Shrub (evergreen) |
USDA Hardiness Zone |
6 - 9 |
Canadian Hardiness Zone |
7 |
RHS Hardiness Zone |
H6 |
Temperature (°C) |
-23 |
Temperature (°F) |
-15 |
Height |
0.6 m |
Spread |
1.2 m |
Landscape |
Loose groundcover under taller shrubs or trees or on steep rises. |
Cultivation |
Will grow under full sun to deep shade. Plant in moist to well-drained soil of any type or acidity. |
Shape |
Low mounding, mat-forming. |
Growth |
Medium |
Pests |
Galls, scales and whiteflies. May be susceptible to rust and leaf spot. |
Bark/Stem Description |
Showy reddish-brown fruit stems. |
Colour Description |
Lush green to yellowish-green foliage. Deep indigo to deep blue fruits. Reddish brown mature branches and stems. New growth is brownish-green. |
Notable Specimens |
Van Dusen Botanical Garden, Vancouver, British Columbia, Canada. |
Propagation |
By seed or semi ripe root or bud cuttings. |