OSU warns of sudden oak death threat along coast

Oregon State University Extension Office Sudden oak death (SOD), caused by a non-native pathogen Phytophthora ramorum, has killed more than 1 million oak and tanoak trees in 15 coastal counties in California and thousands of tanoaks in Curry County, Oregon. The pathogen also causes foliar blights on many native shrub […] The post OSU warns of sudden oak death threat along coast appeared first on Natural Resource Report....