Wild Blueberry Blog
Real-Time Updates on Frost, Disease and Pest Events in Maine!
Events are grouped by year below. Please consider filling out the signs and symptoms survey at the bottom of this page to help track these events and improve real-time updates for growers.
For older posts please visit the Blueberry Blog Archive

2022
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Cold temperatures during night from May 24th to May 25, 2022
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End of chance of Monilinia infection and recent cold temperatures, May 11, 2022
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Monilinia infections from May 3 to May 5th 2022
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Monilinia infection April 27th to April 28th
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Monilinia infections April 26, 2022
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Mummy berry report for Friday April 22, 2022
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Possible mummy berry infection in midcoast region April 19, 2022
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Mummy berry report for April 15, 2022: possible infection in midcoast
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Possible Mummy berry infection in the next few days in Midcoast
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Mummy berry report for April 12, 2022 – Plants and Mummy berry are progressing
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Mummy berry season is starting early this year!
2021
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Botrytis risk May 20th to 24th and cold temperatures May 24th
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Time to look for symptoms of Mummy berry and Botrytis flower blight
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Possible Monilinia infection and cold temperatures in some fields May 12 to 14th
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Monilinia infection periods of May 10th to May 11th
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Monilinia infection periods in all weather station fields May 5 to 6th
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Monilinia infection some locations May 4 to 5th
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Monilinia infection at all weather stations fall April 2021
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Monilinia infection April 27 or 28 in Midcoast and Hancock
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Possible Mummy berry infection April 25th to April 26th
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Possible Mummy berry infection April 21 to 22nd, 2021
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Mummy berry alert for possible infections this week Monday April 19
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4.12.21 Mummy berry season is starting for 2021
What Signs and Symptoms have you observed?

Frost kills all flowers on each stem and newly emerging leaves