Forest Ecology and Management 257(2): 561-566. Controlling Japanese barberry (Berberis thunbergii DC) in southern New England, USA. Crimson pygmy barberry: It is a Japanese barberry (Berberis thunbergii) and it definitely is invasive, though we continue to see it newly planted seemingly everywhere. Toxicity Class (third column in table below). Japanese Barberry (Berberis thunbergii) Photo: Leslie J. Mehrhoff, University of Connecticut, Bugwood.org. It is easy to understand why Japanese barberry (Berberis thunbergii) was and still is widely planted in Beverly Shores.Its foliage runs the gamut of colors from purple to chartreuse, it has attractive red berries that persist in the winter, it is shade and drought tolerant, and its foliage is not eaten by even the hungriest deer. To search for photos of these plants, check the UC Berkeley CalPhotos: Plants site.. If ingested, immediately call the Poison Control Center -- (800) 222-1222 -- or your doctor. Zouhar, K. 2008. Japanese Barberry has individual thorns along its branches, while the thorns of European Barberry and American Barberry are more often branched, producing 1-3 thorns in a cluster. It easy to transplant and dislikes wet feet. :P thanks About Japanese Barberry: An Invasive Plant in Maryland. Perhaps because there are not that many low, neat shrubs that are burgundy colored. However, if the root of the plants where the alkaloid berberine is concentrated is consumed in excess, it can have adverse effects. Forest Ecology and Management 257(2): 561-566. Japanese Barberry: A Prickly Problem Terry Bonace. Life cycle/information: Japanese barberry is a deciduous, woody perennial shrub. Japanese barberry is banned in some states, including Maryland, Massachusetts, and New Hampshire. stabbed by barberry thorn? Many people like to use Japanese barberry in landscapes because it has attractive orange-red fall foliage and red fruit. The only native species, American Barberry, is very rare in Illinois; it is more common in the Appalachian mountains. Major Toxicity: These plants may cause serious illness or death. Berberis thunbergii is a dense, rounded shrub with numerous branches. However, beware that the Japanese barberry shrub ( Berberis thunbergii ) is known to be an invasive species that tends to harbor ticks . Japanese Barberry; Thunberg's Barberry; Phonetic Spelling ber-BER-is thun-BER-jee-eye This plant is an invasive species in North Carolina Description. Today i got stabbed in the thumb by the thorn of what i believe to be a red barberry bush... i was wondering the if plant is poisonous or anything? Barberry | Berberrie is toxic when eaten My youngest daughter has an enviable appetite for fruit, however the other day she nearly picked and ate a poisonous berry that she thought was a blueberry. 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