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Weekly Summary for Grapes |
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| Last Updated: October 12, 2009 |
Next Update: March 2010 |
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Grape Growing Degree Days –Degree-day accumulations for all areas have lost 1-4 days. On average, the Northern SJV is 8 days ahead of normal while Central SJV is 14 days ahead and the Southern SJV is 4 days ahead; 26 days behind on the Central Coast; and 1 day behind on the Northern Coast. Compared to 2008, 2009 is 0 to 2 days ahead in the Northern and Central SJV, while Southern Valley, Northern Coast and the Central Coast are 5 to 8 days behind. Grape Powdery Mildew Index –This segment will next be updated in March 2010. Bloom Time Projections – This segment will next be updated in March 2010. Grape OLR Treatment Window – This segment will next be updated in March 2010. |
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