By Doug Phillips
Blueberry Extension Coordinator
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Algal Stem Blotch in Southern Highbush Blueberry in Florida

Updated: Nov 3, 2021


Douglas Phillips, Norma Flor, and Phillip Harmon

 

Algal stem blotch has become a significant disease on southern highbush blueberries (SHB) in Florida. It can cause stunted growth and leaf yellowing (Figure 1), as well as increased susceptibility to Botryosphaeria, in some cases leading to plant death. Information contained in this publication is intended for Florida blueberry growers to use as a guide in the identification and management of algal stem blotch on SHB.


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