Creeping Oregon Grape

Mahonia repens, Berberidaceae

Zones

4–8

Layer

Shrub

Lifespan

Perennial

Growth

Slow

Guild Roles

ProducerGround CoverBeneficial Insect HabitatPest Confuser

Growing Conditions

Sun

Partial Shade (preferred)Full Shade (tolerated)Full Sun (tolerated)

Water

Low (established)Moderate (seedling)

Soil pH

5.5 – 7.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Hillside BlueberryVaccinium pallidum

Shade ProvisionNurse Plant

BuckbrushCeanothus cuneatus

Nitrogen FixationBeneficial Insect Habitat

American Black CurrantRibes americanum

Pollinator SharingBeneficial Insect Habitat

Antelope BitterbrushPurshia tridentata

Beneficial Insect HabitatWind Protection

Northern Holly FernPolystichum lonchitis

Shade ProvisionNurse Plant

Intermediate Wood FernDryopteris intermedia

Shade ProvisionNurse Plant

California Sword FernPolystichum californicum

Shade ProvisionNurse Plant

Limber PinePinus flexilis

Nurse PlantWind ProtectionShade Provision

Wax CurrantRibes cereum

Pollinator SharingBeneficial Insect Habitat

Oval-leaf HuckleberryVaccinium ovalifolium

Shade ProvisionNutrient Accumulation

Antagonistic Plants

Silvery LupineLupinus argenteus

Mahonia produces berberine and other alkaloids that can inhibit nitrogen-fixing bacteria associated with legumes like Lupinus

SquashberryViburnum edule

Mahonia alkaloids can inhibit growth of other shrubs, while both compete for similar understory resources

Wild StonecropSedum ternatum

Oregon grape can shade out low-growing succulents and may produce compounds affecting their growth

Uses

Functions

Fruit ProductionGroundcoverErosion ControlWildlife HabitatBarrier Plant

Edible Parts

Berries

Medicinal Uses

Liver SupportSkin ConditionsAntimicrobialDigestive Aid

Common Questions

What zones does Creeping Oregon Grape grow in?

Creeping Oregon Grape grows in USDA hardiness zones 4 through 8.

What are good companion plants for Creeping Oregon Grape?

Good companions for Creeping Oregon Grape include Hillside Blueberry, Buckbrush, American Black Currant, Antelope Bitterbrush, Northern Holly Fern.

Design guilds with Creeping Oregon Grape and see companion relationships visually.

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