Oregon Grapeholly Common Name: Oregon Grapeholly Botanical Name: Mahonia aquifoilum Oregon Grapeholly Plant family: Berberidaceae Location: North Forest Trail Growing zone: 5-8 Height: 3′-6′ Spread: 2′-5′ Bloom time: April Bloom description: Small yellow flowers are born in clusters and are highly fragrant. Leaf type: Evergreen leaves are thick and spiky and are easily mistaken for hollies. Garden uses: This small, evergreen shrub is wonderful for naturalizing any garden. Wildlife benefits: Many forest creatures eat the fruit.