Tall Oregon Grape
At a Glance: Erect, stiff-branched shrub with holly-like leaves and clusters of yellow flowers.
|Sun/Shade Tolerance||Hydrology||Elevation Range||
More tolerant of open sites than Mahonia nervosa.
full sun > 80%
mostly sunny 60%-80%
partial sun and shade 40%- 60%
mostly shady 60%-80%
full shade > 80%
|More tolerant of drier sites than Mahonia nervosa.
Wetland Indicator Status:
NI (no indicator data)
Below 1200 meters elevation.
|Tolerant of nutrient-poor, rocky soils.|
well drained soils
nutrient rich soils
nutrient poor soils
Aquatic and Wetland:
Ponds or lakes
Swales or wet ditches
Seasonally inundated areas
Marshes or swamps
Aquatic bed wetlands
Seeps, springsShorelines and Riparian:
Streams or rivers
Stream or river banks
In or near saltwater
Coastal dunes or beachesRocky or Gravelly Areas:
Slide areasSub-alpine and Alpine:
Forests and Thickets:
Forests and woods
Old growth forests
Forest edges, openings, or clearings
ThicketsMeadows and Fields:
Pastures or fields
Meadows or grassy areas
Mossy areasDisturbed Areas:
Nectar for hummingbirds
Nectar for butterflies
Host for insect larvae
Thickets and shelter
Thorny or protective cover
Birds: The berries are eaten by many birds including grouse, pheasants, robins, waxwings, juncos, sparrows, and towhees.
Insects: Orchard mason bees and painted lady butterflies use the nectar.
Mammals: Foxes, raccoons, and coyotes eat the berries. Deer and elk will occasionally browse the leaves and flowers.
|Ethnobotanical Uses and Other Facts||
Food Uses: Fruits are edible.
Landscape Uses: Use as a hedge or individually; prune lightly.
- Alden, P., D. Paulson. 1998. National Audubon Society, Field Guide to the Pacific Northwest. Chanticleer Press. Page 362.
- Hitchcock, C.L., A. Cronquist. 1973. Vascular Plants of the Pacific Northwest. University of Washington Press. Page 142.
- Jacobson A.L. 2001. Wild Plants of Greater Seattle. Published by author. Page 116.
- Lyons, C., W. Merilees. Trees and Shrubs to Know in Washington and British Columbia. Lone Pine Publishing. Page 139.
- Pojar, J., A. Mackinnon. 1994. Plants of the Pacific Northwest Coast. Lone Pine Publishing. Page 95.
The landscaping and restoration information provided on this page is taken from the Starflower Foundation Image Herbarium. All photographs © Starflower Foundation unless otherwise noted.