Cooperative Extension: Maine Wild Blueberries

By Seanna Annis Waldo, Lincoln, Knox Counties In later, wet fields, there may have been a few last cups present but there was likely little chance of infection in these areas this past week. Hancock and Washington Counties Mature mummy berry cups and new pinheads have still be found in these areas. The rain since […]

By Seanna Annis Mummy Berry Symptoms You may start to see mummy berry disease symptoms on your plants in the next few weeks. Even with very good control,  a low number of dead, infected leaves or flowers may still occur. The spores produced on these dead leaves and flowers will not be able to kill […]

By Seanna Annis Waldo, Lincoln, Knox, Hancock and Washington Counties There was an infection period overnight in all areas. Mature cups are probably still in most fields. Almost finished in Waldo, Lincoln and Knox counties but still probably around.  There are lots of mature cups producing spores in Hancock and Washington counties. Your plants are […]

By Seanna Annis Lincoln, Knox and Waldo Counties Mature mummy berry cups producing spores were still present in Appleton and Liberty on Monday morning. Pinheads were still found in Liberty, suggesting that mature cups are probably still present in most areas. No infection periods occurred over the weekend. I expect the mummy berry cups will […]

By Seanna Annis All Areas An infection period for the fungus to get into the plants was produced in most blueberry growing areas from Thursday through Friday. If you applied a fungicide on or after Thursday, April 19, your plants were probably protected during this infection period. If you applied a fungicide before Thursday, April […]

By Seanna Annis Knox, Lincoln and Waldo Counties Numerous pinheads and mature cups are still present at Appleton, Liberty, and Belfast.  Mature cups producing spores are probably present throughout this area.  As mentioned before, the plants are susceptible as long as cups are present in your field. Hancock and Washington Counties Numerous pinhead and mature […]

By Seanna Annis We have had a long infection period extending in some fields from Friday, April 20 and in others from Saturday, April 21. I have below the locations where we have weather stations and roughly when the infection periods started in those areas. If you had applied fungicide on or after Monday, April […]

By Seanna Annis Washington County Mummy berry pinheads were found in Meddybemps area on Thursday.  The plants are most susceptible in this area. There is a chance that mature cups ARE present in fields in this area.  The rain this weekend may produce infection periods this weekend in these fields. If you use fungicides, you […]