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

Current status of McIntosh and apple pests at Lawton, 2024 (Report issued 4/27/2024 1:21)

Biofix dates



Temperature and degree day data estimated for: 4/25 - 4/26

Apple crop stages (McIntosh)

Last stageFull Bloom on 4/19
Next stagePetal Fall expected on 4/28
Harvest estimatesMcIntosh: 8/27; Jonathan: 9/9; Red Delicious: 9/15
More details

Insect pest predictions

InsectLast StageNext StageSelected
Biofix
DD since biofixDD Base
Apple maggotNo development observed
Emergence of adult fly
expected in 772DD
--Current (4/27): 183.1
Forecast (5/3): 267.2
50
Codling mothNo development observed
Biofix (first sustained catch)
expected on 4/28
4/28Current (4/27):
Forecast (5/3): 84.1
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 (4/27): 135.7
Forecast (5/3): 249.2
45