Wild Blueberry Blog

Cold Temperatures overnight from May 29 to 30th

There were cold temperatures recorded at some weather stations Downeast.  The other stations did not have as cold a temperatures overnight.  The weather stations are only one measurement in a field and other areas may have also dipped in temperature around them.  The temperatures below 28 F may cause damage to fruit.  Temperatures below 31 […]

Read more

Cold Temperatures overnight from May 22 to May 23, 2023

Cold temperatures were seen in a few of our weather stations overnight from Monday, May 22 to Tuesday, May 23rd. In many locations,  the temperature at the weather stations did not dip below 31 F.   We do not have weather stations working at Montegail and Searsport, but at all other locations we did not see […]

Read more

Cold temperatures overnight in a few fields May 18 to 19

At the blueberry weather stations, there were cold temperatures recorded again in fields near Aurora and Deblois and cool  temperatures in fields near Steuben and Appleton. These are single location temperature reports so the temperatures over the whole field and in nearby fields can be different.   In the field in Aurora, the temperature sensor […]

Read more

Mummy berry season is coming to a close May 11, 2023

The Monilinia cups in our mummy berry plots in  Midcoast fields have dried up and I think are finished. There are still some cups present in a few fields in Downeast Maine.  I expect they will also be dried up by Friday in most fields.  If you have a later developing field, your field may […]

Read more

Possible Monilinia infection periods from May 2 to May 4

There have been weather conditions for Monilinia infection periods from May 2 to May 4 in most areas.   Monilinia cups were still present in the Midcoast area this week, and I expect that cups are still are producing spores this past week in most blueberry fields. I expect the cups are starting to slow down […]

Read more

Possible Monilinia infection periods from April 27 to May 2

There were multiple possible infection periods in fields in the Midcoast and Downeast over this weekend.  Many fields had wet weather from April 27 through to May 2nd.  Cups are still being found in Midcoast and Downeast. Typically you can apply fungicide every 7 (if very heavy rain in your areas) to 10 days, and […]

Read more

Possible Monilinia infection periods from April 25 to April 27

I have reports of cups and pinheads around the barrens in Hancock and Washington counties, including township 24 and 25. I expect most areas now have active cups unless the field is a later developing one. The blueberry plants are susceptible until the cups start to dry up and finish in your field. We had […]

Read more

Possible Monilinia infection periods from April 23 to April 25, 2023

There were or are conditions for Monilinia infection periods in all functioning weather stations locations from Sunday to today.  In many areas, the leaves have been wet since Sunday night.  Please see the table below for possible start times for infection periods in your area.  Whether you had an infection period depends upon how far […]

Read more

Possible Monilinia infection period in southern fields April 22 to April 23

The weather stations at Waldoboro and W. Rockport recorded rainr that could produce an infection period from Saturday night around 7:30pm to Sunday morning about 7:30am.  At all of the other weather stations, the temperature was too cold or the rain was not long enough to cause infection.  The buds are developing rapidly and some […]

Read more