Algal Stem Blotch in Blueberries: Control Cane Infection Early Algal stem blotch is becoming an increasingly common and damaging disease in blueberry production, especially in warm, humid regions like the Southeast. Caused by Cephaleuros virescens, this algal pathogen appears as reddish-orange lesions on blueberry canes and branches. Unlike many common blueberry diseases, algal stem blotch […]
Cause for Concern: Blueberry Producers Be Wary of Algal Stem Blotch Disease
Florida blueberry producers need to stay vigilant in maintaining their blueberry bushes for the upcoming year, says Phil Harmon, professor and Extension plant pathologist at the University of Florida. One of the key diseases that growers need to protect against is algal stem blotch. It’s not a typical fungus disease so normal synthetic fungicides are not […]