Blueberry Blog Archive
2026
No Wild Blueberry Blog post currently available. Please check back soon.2025
- Powdery Mildew in wild blueberries in Maine is NOT a new disease
- Blueberry season is starting
- Looking for Red Leaf Disease in Wild Blueberries
- Mummy berry season is starting
- Infection by Mummy berry fungus unlikely this weekend
- Monilinia infection periods possible later this week
- Monilinia infections: May 2 to May 4th and upcoming May 5th to May 7th
- Continued Monilinia infections May 8, 2025
- Monilinia infections from May 9th to 12th, finish? of mummy berry season
2024
- Disease and cold weather report for April 24 to 26th, 2024
- Mummy berry Report April 29, 2024
- Mummy berry-Monilinia infection April 30th to May 2nd
- Mummy berry report for May 2nd to May 6th 2024
- Mummy berry report for May 7th
- Mummy berry and cold temperature report for May 6th to May 10th
- Mummy berry season is finishing
2023
- Mummy berry season will be starting soon April 18, 2023
- Possible Monilinia infection this weekend in early fields, April 21, 2023
- Possible Monilinia infection period in southern fields April 22 to April 23
- Possible Monilinia infection periods from April 23 to April 25, 2023
- Possible Monilinia infection periods from April 25 to April 27
- Possible Monilinia infection periods from April 27 to May 2
- Possible Monilinia infection periods from May 2 to May 4
- Mummy berry season is coming to a close May 11, 2023
- Cold temperatures in Midcoast and some Downeast fields overnight from May 17 to 18, 2023
- Cold temperatures overnight in a few fields May 18 to 19
- Cold Temperatures overnight from May 22 to May 23, 2023
- Cold Temperatures overnight from May 29 to 30th
2022
- Mummy berry season is starting early this year!
- Mummy berry report for April 12, 2022 – Plants and Mummy berry are progressing
- Possible Mummy berry infection in the next few days in Midcoast
- Mummy berry report for April 15, 2022: possible infection in midcoast
- Possible mummy berry infection in midcoast region April 19, 2022
- Mummy berry report for Friday April 22, 2022
- Monilinia infections April 26, 2022
- Monilinia infection April 27th to April 28th
- Monilinia infections from May 3 to May 5th 2022
- End of chance of Monilinia infection and recent cold temperatures, May 11, 2022
- Cold temperatures during night from May 24th to May 25, 2022
- Mummy berry season will be starting soon April 18, 2023
- Possible Monilinia infection this weekend in early fields, April 21, 2023
- Possible Monilinia infection period in southern fields April 22 to April 23
- Possible Monilinia infection periods from April 23 to April 25, 2023
2021
- 4.12.21 Mummy berry season is starting for 2021
- Mummy berry alert for possible infections this week Monday April 19
- Possible Mummy berry infection April 21 to 22nd, 2021
- Possible Mummy berry infection April 25th to April 26th
- Monilinia infection April 27 or 28 in Midcoast and Hancock
- Monilinia infection at all weather stations fall April 2021
- Monilinia infection some locations May 4 to 5th
- Monilinia infection periods in all weather station fields May 5 to 6th
- Monilinia infection periods of May 10th to May 11th
- Possible Monilinia infection and cold temperatures in some fields May 12 to 14th
- Time to look for symptoms of Mummy berry and Botrytis flower blight
- Botrytis risk May 20th to 24th and cold temperatures May 24th
2020
- 4.15.20 Mummy berry season is getting close April 15, 2020
- 4.19.20 Buds are moving along and first report of Monilinia pinheads
- 4.26.20 Mummy berry report April 24
- 4.28.20 Mummy berry infections likely later this week, April 28
- 5.01.20 Probable Mummy berry infection in most locations, May 1 2020
- 5.03.20 Mummy berry infection period May 3 to May 4, 2020
- 5.04.20 Mummy berry infection period in Waldoboro and West Rockport areas May 4th
- 5.08.20 Mummy berry infections and frost May 6 to May 8th
- 5.10.20 Possible mummy berry infection period and cold temperatures May 8 to 10th
- 5.11.20 Cold temperatures reported overnight from May 10th to May 11th
- 5.12.20 Mummy berry infections from May 11th to May 12th
- 5.13.20 Cold temperatures overnight from May 12th to May 13th
- 5.14.20 Cold temperatures overnight May 13 to May 14, Probable Monilinia infection on Friday May 15th
- 5.16.20 Cold temperatures May 14th to May 15th and Monilinia infection overnight from May 15th to May 16th
- 5.25.20 Mummy berry season over in most areas for 2020 – symptoms to look for
- 6.01.20 Frost and Botrytis risk from May 23rd to June 1st
- 6.03.20 Possible frost overnight June 1st to June 2nd in many locations
- 7.24.20 It is time to begin monitoring for Spotted Wing Drosophila
2019
- 4.24.19 Mummy Berry Season is Starting for 2019
- 4.26.19 Possible Mummy berry Infection Period, Waldoboro – April 26
- 4.26.19 Possible Infection period in Midcoast region, April 26 to April 27
- 5.01.19 Possible Future Mummy Berry Infection, Later this Week – May 1
- 5.01.19 Mummy Berry Infection periods Overnight, May 1 to May 2
- 5.03.19 Mummy Berry Infection period, May 3 to May 4
- 5.06.19 Mummy Berry Infection period, May 7 to May 8 & May 4 to May 6
- 5.08.19 Mummy Berry Infection period May 7 to May 8
- 5.10.19 Mummy Berry Infection period May 10
- 5.15.19 Mummy Berry Infection May 14 to May 15
- 5.16.19 Another Mummy Berry Infection May 15 to May 16
- 5.18.19 Mummy Berry Infection period in Some Fields, May 17 to May 18
- 5.20.19 Mummy Berry Infection in Some Fields, May 20 & Botrytis Blossom Blight
- 5.27.19 Botrytis Risk May 23 to May 27
- 5.29.19 Weather Station App & Frost Event, Morning of May 28
- 6.04.19 Frost Event Downeast, Morning of June 4
- 6.13.19 End of Botrytis Risk in Most Fields
- 7.25.19 Time to put out Mummy Berry plots for next year
2018
- 4.19.18 Mummy Berry Season is Starting: WARNING on Propiconazole
- 4.24.18 Mummy Berry Season is Starting
- 4.26.18 Mummy Berry Report, April 26
- 4.28.18 Possible Mummy Berry Infection in Knox, Lincoln and Waldo on April 28
- 4.29.18 Possible Mummy Berry Infection period in Midcoast, April 29
- 5.03.18 Mummy Berry Infection period, May 3 to May 4
- 5.04.18 Mummy Berry Infection period, May 4 to May 5
- 5.06.18 Mummy Berry Infection period, May 6 to May 7
- 5.08.18 Mummy Berry Infection in Some Areas, May 7 to May 8
- 5.09.18 Mummy Berry Infection period, May 8 to May 9
- 5.09.18 Another Mummy Berry Infection Period, May 9 to May 10
- 5.10.18 Mummy Berry Infection period Overnight, May 10 to May 11
- 5.12.18 Mummy Berry Infection period, May 12 to May 14
- 5.14.18 Mummy Berry Infection period, May 14 to May 15
- 5.15.18 Mummy Berry Infection period, May 15 to May 16
- 5.16.18 Mummy Berry Infection period, May 16 to May 17
- 5.20.18 Possible Mummy Berry Infection period in Later Fields, May 19 to 20
- 5.05.18 Mummy Berry Season Probably Over for 2018
2017
- 4.14.17 Mummy Berry 2017 Season is Fast Approaching
- 4.21.17 Mummy Berry Season is Starting for Some Fields
- 4.24.17 Possible Mummy Berry Infection Event in Midcoast
- 04.25.17 Mummy Berry Infection period in Midcoast Region, April 25 to 26
- 4.27.17 Mummy Berry Infection periods, April 27 to May 1
- 5.01.17 Mummy Berry Report for May 1 to May 3
- 5.05.17 Mummy Berry Infection period, May 5 to May 7
- 5.07.17 Mummy Berry Infection period, May 7 to May 8
- 5.08.17 Mummy Berry Infection period, May 8 to May 9
- 5.09.17 Another Mummy Berry Infection period, May 9 to May 10
- 5.11.17 Mummy Berry Infection period, May 11 to May 12
- 5.15.17 Mummy Berry Report for May 15
- 5.19.17 Mummy Berry Season Over in Most Areas
- 5.25.17 Botrytis Risk from May 25 to May 26
- 5.31.17 Botrytis risk, May 31 to June 1
- 7.24.17 Time to set out Mummy Berry Plots for 2018
2016
- 4.15.16 Mummy Berry Season 2016 is Almost Here
- 4.19.16 Mummy Berry Infection period in Midcoast Region
- 4.23.16 Mummy Berry Infection period, Southern Hancock
- 4.26.16 No Infection for Mummy berry on April 26
- 4.29.16 Weather Station Link, Cold Temperatures & Upcoming Possible Infection period
- 5.02.16 Mummy Berry Infection period, May 2 to May 3
- 5.04.16 Mummy Berry Infection period, May 4 to May 5
- 5.05.16 Another Mummy Berry Infection Event, Night of May 5 to May 6
- 5.09.16 Mummy Berry Infection periods, May 6 to May 9
- 5.14.16 Mummy Berry Infection period, May 13 to May 14
- 5.14.16 Mummy Berry Infection from May 14 to May 15
- 5.19.16 Mummy Berry Season is Probably Over, Time to Look for Botrytis
- 5.25.16 Botrytis risk, May 23 to May 25
- 7.26.16 Time to put out Mummy Berry plots for 2017!
2015
- 4.23.15 Mummy Berry Season for 2015 is Getting Close
- 4.29.15 Mummy Berry Season 2015 is Here
- 5.01.15 Possible Infection period around Dresden Mills
- 5.08.15 Mummy Berry Forecast for May 8
- 5.09.15 Mummy Berry Infection period Night of Saturday, May 9
- 5.10.15 Mummy Berry Infection period, Starting May 10
- 5.12.15 Mummy Berry Infection periods on May 11 and Overnight May 12
- 5.13.15 No Mummy Berry Infection Periods Overnight, May 13 to May 14
- 5.13.15 Mummy Berry Cups and Pinheads Still Present, Frost Overnight, May 13 to May 14
- 5.16.15 Mummy Berry Infection Conditions Overnight, May 16 to May 17
- 5.18.15 Mummy Berry Infection periods, May 18
- 5.19.15 Mummy Berry Infection Report for May 19
- 5.20.15 Mummy Berry Infection Report, May 20
- 5.21.15 Disease report, May 21: Mummy Berry Season is Winding Down, Frost and Botrytis
- 5.29.15 Botrytis Infection Risk, May 28 to May 29
- 6.02.15 Botrytis Risk of Infection, May 29 to June 2
- 6.10.15 Botrytis Infection Risk, June 8 to June 10
- 7.27.15 SWD Alert: make sure your traps are out!
- 9.17.15 How to put out a Mummy Berry Plot
2014
- 4.27.14 Mummy Berry Season is Getting Close
- 4.27.14 Mummy Berry Cups have Started
- 5.02.14 Mummy Berry Season has started
- 5.05.14 Mummy Berry Infection period has Occurred
- 5.07.14 Mummy Berry Infection period in Appleton and West Rockport
- 5.09.14 Blueberry Weather Stations 2014
- 5.10.14 Mummy Berry Infection periods, May 10
- 5.12.14 Mummy Berry Infections on May 12 and 13
- 5.14.14 Mummy Berry Infections, May 14 and May 15
- 5.19.14 Mummy Berry Blight May NOT be Finished Yet
- 5.21.14 Mummy Berry Infection and Botrytis Blossom Blight
- 5.22.14: Mummy Berry Disease and Botrytis Blossom Blight
- 5.26.14: Mummy Berry and Botrytis Blossom Blight
- 5.29.14 Frost and Botrytis risk in Some Areas, May 29
- 6.06.14 Some Reports of Botrytis Blossom Blight and Frost
- 7.21.14 SWD Management Recommendations Fact Sheet
- 7.21.14 SWD Detected in Parts of Southern and Downeast Maine
- 7.28.14 SWD Update from Frank Drummond
- 8.13.14 SWD Update from Frank Drummond
- 8.18.14 SWD Update from Frank Drummond
- 8.19.14 SWD Update from Frank Drummond
- 9.03.14 SWD Update from Frank Drummond
- 9.17.14 SWD Update from Frank Drummond
2013
- 4.17.13 Mummy Berry Season is Approaching Quickly
- 4.19.13 Mummy Berry is Getting Started Downeast and South
- 4.24.13 Mummy Berry Forecast April 24
- 4.26.13 Mummy Berry Forecast for April 26
- 5.03.13 Mummy Berry Forecast for May 3
- 5.06.13 Mummy Berry Forecast for May 6
- 5.07.13 Mummy Berry Forecast for May 7
- 5.08.13 Mummy Berry Forecast for May 8
- 5.09.13 Mummy Berry Forecast, May 9
- 5.10.13 Mummy Berry Forecast, May 10
- 5.11.13 Mummy Berry Forecast, May 11, Another Infection period
- 5.13.13 Mummy Berry Forecast, May 13
- 5.14.13 Mummy Berry Forecast and Frost, May 14
- 5.16.13 Mummy Berry Forecast, May 16
- 5.20.13 Symptoms of Mummy Berry Disease and Others
- 5.22.2013 Botrytis Blossom Blight
- 5.23.13 Warning: Bees and Botrytis blight
- 7.03.13 Spotted Wing Drosophila
- 7.08.13 Spotted Wing Drosophila (SWD)
- 7.22.13 Spotted Wing Drosophila (SWD)
- 7.25.13 Spotted Wing Drosophila (SWD)
- 7.30.13 Spotted Wing Drosophila (SWD)
- 8.4.13 Spotted Wing Drosophila (SWD)
- 8.13.13 Spotted Wing Drosophila (SWD)
- 8.20.13 Spotted Wing Drosophila (SWD)
2012
- 4.02.12 The 2012 Mummy Berry Season is Coming!
- 4.06.12 The 2012 Mummy Berry Season Is Here
- 4.09.12 Mummy Berry Forecast: Monday, April 9
- 4.13.12 Mummy Berry Forecast: Friday, April 13
- 4.16.12 Mummy Berry Forecast: Monday, April 16
- 4.17.12 Mummy Berry Forecast: Tuesday, April 17
- 4.20.12 Mummy Berry Forecast: Friday, April 20
- 4.24.12 Mummy Berry Forecast: Tuesday, April 24
- 4.26.12 Mummy Berry Forecast: Thursday, April 26
- 4.27.12 Mummy Berry Forecast: Friday, April 27
- 4.30.12 Mummy Berry Forecast: Monday, April 30
- 5.04.12 Mummy Berry Forecast: Friday, May 4
- 5.12.12 Mummy Berry Forecast: Saturday, May 5
- 5.07.12 Mummy Berry Forecast: Monday, May 7
- 5.10.12 Mummy Berry Forecast: Thursday, May 10
- 5.12.12 Mummy Berry Forecast: Saturday, May 12
- 5.14.12 Mummy Berry Forecast: Monday, May 14
- 5.18.12 Mummy Berry Forecast: Friday, May 18
- 6.06.12 Symptoms you may be Seeing in your Field
- 7.31.12 Spotted Wing Drosophila Alert
- 8.13.12 URGENT: Spotted Wing Drosophila Update
- Bumblebee Disease and Diversity
- Wild Bee Pollinators: The Genus Andrena