Tag: Mercy Olmstead

Improving the Precision of Blueberry Frost Protection Irrigation

In Florida, early-ripening southern highbush blueberry cultivars allow growers to take advantage of high prices in the early market before other states can compete with higher volumes of berries sold at lower prices. That advantage comes with a… Read More

Fungal Gummosis in Peach

Figure 1. A peach limb with the blister symptom of fungal gummosis caused by Botryosphaeria dothidea. Credit: L. Pusey, USDA-ARS

Fungal gummosis in peach occurs when the fungus Botryosphaeria dothidea infects small openings or wounds in tree branches or trunks. The disease causes blisters on the tree that form lesions and eventually ooze gum (sap). This 3-page fact… Read More

Fungal Peach Gummosis

Figure 3. Coalesced fungal gummosis lesions on 2-year old ‘Flordaguard’ peach rootstock caused by Botryosphaeria dothidea. Credit: M. Olmstead

Fungal gummosis in peach occurs when the fungus Botryosphaeria dothidea infects small openings or wounds in tree branches or trunks.  The disease causes blisters on the tree that form lesions and eventually ooze gum (sap).  This 3-page fact sheet covers… Read More