UGA Blueberry Blog

Mummy Berry Model Prediction

Dr. Harald Scherm has determined the mummy berry potential (germination and development of the apothecia); all southern Georgia blueberries that are showing either green tip or early bloom developmental stages are at high risk for mummy berry infection at this time and going forward. This is especially true as temperatures…
Read More

Response to February Cold Damage and Potential Botryosphaeria Development on South Georgia Blueberries

The following is largely a synopsis of information previously provided by Gerard Krewer (UGA Professor Emeritus and consultant), Bill Cline (NC State), Dave Lockwood (Univ. of TN), Danny Stanaland (retired county agent and consultant) and myself relative a suggested response to cold damage on blueberries and the potential threat of…
Read More

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…
Read More

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…
Read More

2014 Mummy Berry Epidemic in Progress*

As blueberry development is currently in full swing, it is a good time to review some aspects of the mummy berry situation from spring 2014. Where fungicide applications were minimal or absent in 2013 and 2014, mummy berry was back with a vengeance (Fig. 1); this included some organic sites….
Read More