Tall Oregon Grape | Mahonia aquifolium - Benton Soil And Water Conservation District

Tall Oregon Grape | Mahonia aquifolium

May contain: plant, vegetation, leaf, herbal, herbs, tree, and flower

Photo Credit: Seven Oaks Native Nursery

May contain: leaf, plant, tree, maple, vegetation, oak, and sycamore

Photo Credit: Seven Oaks Native Nursery

May contain: berry, blueberry, food, fruit, plant, produce, and grapes

Photo Credit: Seven Oaks Native Nursery

Upright evergreen shrub that grows up to 10′ tall. The dark green holly-like leaves are divided into 5-9 leaflets. Bright yellow flower clusters grow in the middle of the plant. The edible berries are blue and grow in elongated clusters. Oregon Grape is Oregon’s state flower.

Plant Details

Habitats	Oak Woodland, Upland Prairie and Savanna, Riparian Forests, Bottomland Forests, Mixed Hardwood-Conifer Forest or Woodland
Arboretums
Years Planted at Arboretums	2011
Mature Height	4-6’
Shade Preference	shade, part shade, sun
Soil Tolerance	Dry to fairly moist soils
Special Uses	Attracts insects, bees and butterflies; Attracts birds; Attracts hummingbirds; Provides wildlife forage, cover and food; Ornamental; Deer resistant

May contain: animal, bee, honey bee, insect, invertebrate, and wasp

Native Plant Database

We have a large searchable database of plants that are native to the Willamette Valley and other parts of Benton County. View images and filter the list by plant characteristics

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There are so many good reasons to plant native plants!

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Native Plant Sales

Oak Woodland

Oregon White Oaks dominate these woodlands and may support an open to moderately shrubby understory. Over thirty percent of the canopy shades the ground, but still filter light allowing oak seedling…

May contain: field, grassland, nature, outdoors, architecture, building, shelter, countryside, meadow, rural, hut, grass, plant, landscape, housing, farm, and pasture

Upland Prairie and Savanna

Upland prairies or open grasslands are among the most threatened ecosystems in Oregon. Historically, they occurred across the Willamette Valley and are vegetated by perennial grasses and annual or…

May contain: countryside, farm, field, nature, outdoors, pasture, rural, grassland, meadow, plant, vegetation, grass, fence, tree, land, and woodland

Riparian Forests

Riparian areas are defined by NRCS as ecosystems that occur along waterways and water bodies. They serve as the transition between aquatic and terrestrial zones.

Bottomland Forests

Bottomland forests are generally used to describe forests which are comprised of both hardwood and softwood tree species that occur on low-elevation, alluvial floodplains or lower terraces of rivers…

Mixed Hardwood-Conifer Forest or Woodland

Mixed hardwoods and conifers characterize this habitat which is widespread in western Oregon in the medium elevations of the hills of the Coast Range. Precipitation is higher in this habitat than in…

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