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

Current status of McIntosh and apple pests at Benton Harbor (SWMREC), 2024 (Report issued 4/24/2024 5:50)

Biofix dates



Temperature and degree day data estimated for: 4/16

Apple crop stages (McIntosh)

Last stageFull Bloom on 4/18
Next stagePetal Fall expected on 4/28
Harvest estimatesMcIntosh: 8/27; Jonathan: 9/10; Red Delicious: 9/16
More details

Insect pest predictions

InsectLast StageNext StageSelected
Biofix
DD since biofixDD Base
Apple maggotNo development observed
Emergence of adult fly
expected in 787DD
--Current (4/24): 168.6
Forecast (4/30): 229.2
50
Codling mothNo development observed
Biofix (first sustained catch)
expected on 4/28
4/28Current (4/24):
Forecast (4/30): 37.8
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
4/13Current (4/24): 110.2
Forecast (4/30): 195.9
45