UGA Blueberry Blog

Botrytis Management after the Cold Event

The following information is of value to commercial blueberry producers in the southern part of the state or anywhere that blueberries are in bloom.  We just had a couple of nights of cold temperatures (<25 F) in most parts of our blueberry belt, so this message is especially targeted for…
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Management of Ground Pearls in Blueberries

A grower recently complained about his blueberry bushes being less vigorous with weak root system. After examining the root system, we discovered that the roots were infested with numerous small, yellowish-brown round cysts which were identified as ground pearls. Ground pearls, Margarodes spp. (Hemiptera: Margarodidae), are subterrestrial insects closely related…
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2014 SWD Impact Assessment Survey

As spotted wing drosophila (SWD) has become established throughout the United States, Canada, and Europe, it has become increasingly important to understand the impacts this pest has had in different crops and regions. We have conducted grower-focused impact assessments for the last two years and this information has been used to…
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Timing of Lime Sulfur Applications

We are having numerous questions concerning the use of Sulforix or lime sulfur at this specific time.  For the remainder of this note, I will reference lime sulfur only, but know that I am referring to either lime sulfur or Sulforix when I do so. Relative an application of lime…
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Georgia Is The Top Blueberry State In The Nation

Although Georgia might be called the Peach State, a more accurate nickname would be the Blueberry State. This year, Georgia became the top blueberry producing state in the U.S., according to a news story from The Red and The Black, an independent student newspaper, serving the University of Georgia community. Blueberry production in Georgia this…
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Managing the Flatheaded Borers in Blueberries

Over the past few weeks, we have received several reports of flatheaded borer infestation in blueberry orchards. The flatheaded borers are a complex of over 600 species of beetles in the United States. The adult flatheaded borers (Fig. 1) are metallic wood boring beetles which are perhaps the most serious…
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