Tag Archive: Fungus

Laurel Wilt Fungus (Raffaelea lauricola) Reflects the Spread of Redbay Ambrosia Beetles

This tiny thread of sawdust is an indication of an ambrosia beetle infestation. Photo by Les Harrison Ambrosia beetles are known for attacking various woody plants, causing some limb and stem dieback and sometimes plant death. There are at least 30 species of ambrosia beetles in Florida, several of which are non-native. Typically ambrosia beetles …

Continue reading »

Permanent link to this article: http://okaloosa.ifas.ufl.edu/newsletters/2017/07/14/laurel-wilt-fungus-raffaelea-lauricola-reflects-the-spread-of-redbay-ambrosia-beetles/

Rains Promote Fungus In St. Augustinegrass

 Gray Leaf Spot is a common fungal disease of St. Augustinegrass. Recent wet conditions have promoted this disease. This includes high humidity, heavy dews and particularly frequent afternoon and evening rains.  Gray leaf spot symptoms on St. Augustinegrass. Photo credit: UF/IFAS Extension The individual spots or lesions are first seen as tiny brownish spots smaller …

Continue reading »

Permanent link to this article: http://okaloosa.ifas.ufl.edu/newsletters/2013/07/22/rains-promote-fungus-in-st-augustinegrass/