Gardening Questions And Answers
The Oregon grape (Berberis aquifolium) is a broadleaf evergreen shrub that grows well in shadier spots. It originated in western North America and is the state flower of Oregon. It will provide color throughout all four seasons with its green and burgundy foliage, yellow flowers, and purplish-blue fruit.
As a plant matures, less fertilizing will be needed. These evergreens will perform well through most winters. In severe winters, however, they may discolor, but will bounce back in spring. Winter protection may be needed, however, for the first few years after installation, or if the plant has been under stress.
Caring for Grape Holly Plant Both Oregon grape holly and creeping Mahonia is easy to care for. A layer of organic mulch around the plants will help the soil retain moisture and reduce competition from weeds. Prune the plants and remove suckers and seedlings as necessary to restrict them to the desired areas.
Mahonia repens Low, or Creeping Oregon Grape A species from east of the Cascades, low Oregon grape will grow happily in full sun to full shade; it is the most successful for perpetually dry shade and once established is drought tolerant even in sunny conditions. Full sun and winter cold give the leaves a bronze […]
Oregon grape (Mahonia aquifolium or Berberis aquifolium) is a medicinal herb from the plant family of Berberidaceae. Long before the Europeans and other immigrants began to arrive in America, indigenous tribes used Oregon grape for many ailments including fever, arthritis, jaundice, diarrhea, and other maladies.
– Once grape vines lose their leaves, the plants fade into the background of the winter landscape. That’s the time to take action and get out the clippers. January through the first of March is the season to prune your vines, said Bernadine Strik, a berry specialist with Oregon State University Extension Service.
The inner bark of the larger stems and roots of Oregon grape yields a yellow dye; the berries give purple dye. As the leaves of Oregon grape are holly-like and resist wilting, the foliage is sometimes used by florists for greenery and a small gathering industry has been established in the Pacific Northwest.