Berberis aquifolium Pursh.

Blue Barberry, Holly Barberry, Holly Mahonia, Oregon Grape

Cultivar Cosmo Crawl

Cultivar Cosmo Crawl

Family: Berberidaceae

Genus: Berberis

Category: Shrub - Evergreen

Zones: 5 to 7(8)

Size: To 6' tall

Growth Rate: Slow

Exposure: Filtered Sun, Part Shade, Shade


May be larger than 6'. Suckers. Shiny green leaves which may turn red in winter. Yellow flowers in early spring. Blue-black berries. Moist, well-drained soil.


'Cosmo Crawl' - prostrate form makes a good ground cover.

'Apollo' - low-growing form with orange flowers, to 2' tall - recommended by Marylyn Abbott in Thoughts On Design.


Published in Fl. Amer. Sept. (Pursh) 1: 219 in 1813.

Native to western Canada and the western US.

Introduced to the UK in 1893.

Synonym Mahonia aquifolium (Pursh.) Nutt. (of which B. aquifolium is the basionym).

The name Oregon Grape comes from the small berries that resemble grapes.


Sources of Information

© 2010-12 Lisa J. Miner