By Clint Thompson Leaf rust disease has always been a problem for Florida blueberry growers. But that concern has only magnified with producers transferring to an evergreen production system. Phil Harmon, professor and Extension plant pathologist at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discusses the issue growers are facing with this familiar problem. “Here recently, …
UF Blueberry Specialist: Growers Cautiously Optimistic This Harvest Season
By Clint Thompson Blueberry harvests are well under way across Florida. After a year that’s seen producers challenged with multiple weather events, like Hurricane Ian last September, Hurricane Nicole last November and multiple days of cold temperatures during Christmas week, growers are optimistic about this year’s crop. Phil Harmon, professor and Extension plant pathologist at the University of Florida (UF) …
What To Do About Anthracnose Fruit Rot in Blueberries
By Philip Harmon and Doug Phillips Anthracnose fruit rot (AFR), also known as ripe rot, is a significant disease on southern highbush blueberries. Caused by the fungal pathogen Colletotrichum gloeosporioides on southern highbush blueberries in Florida, AFR creates sunken lesions on the surface of blueberries. This is followed by eruptions of orange- or salmon-colored spores from the lesions when the …
Harvests, Sanitation Key to Preventing Yeast Rot in Blueberries
By Clint Thompson Timely harvests and sanitation practices are two ways blueberry growers can avoid yeast rot becoming a major problem in 2022. The disease devastated South Georgia’s rabbiteye blueberries in 2020. Phil Harmon, professor and Extension plant pathologist at the University of Florida, says there’s not a viable chemical option for farmers to implement. Management will have to involve …