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  • Michigan State University Extension
  • Michigan State University Ag Bio Research
  • Project GREEEN

Current status of McIntosh and apple pests at Cassopolis, 2024 (Report issued 4/26/2024 19:16)

Biofix dates



Apple crop stages (McIntosh)

Last stageFull Bloom on 4/18
Next stagePetal Fall expected on 4/28
Harvest estimatesMcIntosh: 8/26; Jonathan: 9/8; Red Delicious: 9/14
More details

Insect pest predictions

InsectLast StageNext StageSelected
Biofix
DD since biofixDD Base
Apple maggotNo development observed
Emergence of adult fly
expected in 783DD
--Current (4/26): 172.8
Forecast (5/2): 269.8
50
Codling mothNo development observed
Biofix (first sustained catch)
expected on 4/28
4/28Current (4/26):
Forecast (5/2): 80
50
Obliquebanded leafrollerNo development observed
Watch for biofix (first sustained catch)
----42
Oriental fruit mothFirst eggs laid
4/17
Start of peak adult emergence
expected on 4/28
4/12Current (4/26): 121.7
Forecast (5/2): 248.7
45