Skip to main content
  • Michigan State University Extension
  • Michigan State University Ag Bio Research
  • Project GREEEN

Current status of McIntosh and apple pests at Petoskey (NCMC), 2024 (Report issued 4/25/2024 7:32)

Biofix dates



Apple crop stages (McIntosh)

Last stage1/4" Green on 4/22
Next stage1/2" Green expected on 4/26
Harvest estimatesAvailable 41 days after full bloom

Insect pest predictions

InsectLast StageNext StageSelected
Biofix
DD since biofixDD Base
Apple maggotNo development observed
Emergence of adult fly
expected in 900DD
--Current (4/25): 55.6
Forecast (5/1): 92.7
50
Codling mothNo development observed
Watch for biofix (first sustained catch)
----50
Obliquebanded leafrollerNo development observed
Watch for biofix (first sustained catch)
----42
Oriental fruit mothNo development observed
Biofix (first adult emergence)
expected on 5/1
5/1Current (4/25):
Forecast (5/1): 7.3
45