Are Oregon Grape Holly berries poisonous to humans? Oregon grape is applied to the skin for a skin disorder called psoriasis and as a disinfectant. Vitamin C – 72.3 to 110.2 mg/100g Sugars/carbs – 4.8 to 7.2 g/100g Anthocyanins – 101.6 to 252.5 mg/100g Mahonia aquifolium The Oregon Grape, or Holly Grape, as they are also called, are evergreen shrubs that are native to the Pacific Northwet. Its purple berries are edible and the roots can be boiled into a tea and used as an antiseptic, tonic, stimulant, or other treatments. Note: This article is a reflection of the author’s first-hand experiences with berries of the Pacific Northwest and is intended as a starting point to get educated and not as a definitive guide. Oregon grape, a native of western North America, is only grapelike in its edible blue berries. Information about and images of poisonous berries common in the mid-Atlantic region from the Poison Control Center at The Children's Hospital of Philadelphia. Oregon grape is a plant. Other common names Oregon grape 'Apollo' . Other Common Names: Oregon mountain grape, wild Oregon grape, holly-leaved barberry, mountain grape, California barberry, and mahonia. They are deep sulphur yellow and have a … The root and root-like stem (rhizome) are used to make medicine. Oregon grape, Hollyleaved barberry, Holly-leaved Oregon-grape, Mountain grape, Shining Oregon-grape, Tall Oregon-grape, Berberis, hollyleaf barberry, mahonia, Oregon Holly-Grape, Piper Oregon-grape, Piper’s Oregon-grape, Oregon Holly, Barberry , Oregon barberry , Oregon grapeholly: Name in Other Languages: Czech Republic: Mahónie cesminolistá Oregon Grape Jelly photo courtesy of JoybileeFarm.com Oregon Grape Jelly. Oregon grape is a plant. They are Oregon grape, Oregon grape-holly, Oregon-grape, Oregongrape, mountain grape, Oregon hollygrape, holly-leaved barberry, tall mahonia, Oregon grapeholly, and Oregon holly-grape. Yellow flowers in spring. Facts: Mahonia. Even though the common names suggest a connection with the fruit, this is not a true grape … The leathery leaves resemble holly and the stems and twigs have a thickened, corky appearance. Paint the cut stump with a small brush dipped in a 2, 4-D, dicamba, glyphosate or triclopyr herbicide. Some manifestations of toxicity are subtle. Bright yellow flowers have 6 petals and are arranged in clusters. Indian people and pioneers have used this grape. Notes: Berries are extremely poisonous. Tall Oregon grape has 5-7 leaflets per leaf while dull Oregon grape (it’s anything but dull) has 9-19 leaflets. What is Oregon Grape? Bronze-colored new growth in … Lancaster, PA. The dose, as always, determines if a plant is safe source of nutrients or a toxic hazard. My normally well-behaved thirteen-year-old LaMancha, Timmie, had wandered past her normal snack of salal and Oregon grape leaves. Both plants have rhizomous roots with a brilliant yellow pigment in the inner bark. Holly contains theobromine, an alkaloid that is related to caffeine and found in chocolate. Another grape holly plant, creeping Mahonia (M. repens) makes an excellent ground cover. Oregon grape holly is a semi evergreen upright to oval shrub maturing at 4 to 5 feet high and 3 feet wide with tendency to sucker. Description Oregon Grape is the state flower of Oregon, best known for its production of blue-black berries which somewhat resemble clusters of grapes. Mahonia is a genus of approximately 70 species of evergreen shrubs and rarely small trees in the family Berberidaceae, native to eastern Asia, the Himalaya, North and Central America. Oregon Grape Holly Berries - Knowledgebase Question. I mostly see it as native landscaping along the sides of the road. Genus Mahonia are evergreen shrubs with leathery, pinnate leaves which are often spine-toothed, and clustered racemes of sometimes fragrant yellow flowers, sometimes followed by black or purple berries Oregon grape is a plant. 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