Protecting Blueberries from Freezes in Florida (HS968/HS216)

ure 2a.  Blueberry flower buds protected by overhead irrigation during a severe freeze. Clear ice, as seen here, is usually an indication of adequate freeze protection.Blueberry growers: know when the conditions are right in commercial blueberry fields, during and after bloom, for freeze damage, as well as practices you can use to minimize it. This 7-page fact sheet was written by J.G. Williamson, P.M. Lyrene, and J.W. Olmstead, and published by the UF Department of Horticultural Sciences, January 2012.
http://edis.ifas.ufl.edu/hs216