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Mahonia aquifolium
Oregon Grapeholly

The beautiful blue fruits (or "grapes") of Oregon Grapeholly that mature in August are not often seen, as group plantings in semi-shady areas with supplemental Summer moisture in acidic soils are needed to promote heavy pollination and retained fruit set.


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Website Administrator: Dr. Tim Rhodus
Department of Horticulture and Crop Science
Email: rhodus.1@osu.edu
© 2002 Ohio State University

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