By Hazel K. Berrios, Natural Resource Technician, and Limor Dubrovsky, Natural Resource Intern, Fairbanks Soil & Water Conservation District Prunus padus and Prunus virginiana (hereafter referred to as Prunus spp.), commonly known as European Bird Cherry and Chokecherry, are native to Northern Europe and across Asia; so how did they get all the way over to Alaska? Both Prunus spp were introduced around 1959 in Alaska by the Alaska agricultural experiment station in Palmer, as an effort to increase tree fruit culture in Alaska. Since then, both Prunus spp. have become common ornamental trees that are planted in residential areas and in public parks. The first collection and record of chokecherry spreading into natural areas was documented by Welsh in 1968 in Palmer. A year later it was documented in the surroundings areas of UAF. Since escaping cultivation, it has spread into native riparian habitats as well as intact forests in the Anchorage, Mat-Su, Kenai, Southeast and Fairbanks areas. Currently, …