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2009 Fire Blight Infection Periods 4 May - 7 Jun*
Penn State-FREC, Biglerville, PA

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Fireblight Blossom Infection Period

* Spectrum Weather Data Systems & MaryBlyt Program: Low, Moderate, and Severe risk of infection on apple and pear trees that are in bloom/shoots that are actively growing and are injured due to storm damage.

First bloom on apple was 23 Apr 2009.

• Jun 8 thru Jun 10 (possible fire blight infection: ++) forecast based on Skybit AgE-Weather IPM Apple Disease Report.

 


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Last modified June 10, 2009
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