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

Current status of McIntosh and apple pests at Haslett, 2024 (Report issued 4/25/2024 5:35)

Biofix dates



Temperature and degree day data estimated for: 1/16; 2/26

Apple crop stages (McIntosh)

Last stageKing Bloom on 4/24
Next stageFull Bloom expected on 4/27
Harvest estimatesMcIntosh: 9/3; Jonathan: 9/5; Red Delicious: 9/11
More details

Insect pest predictions

InsectLast StageNext StageSelected
Biofix
DD since biofixDD Base
Apple maggotNo development observed
Emergence of adult fly
expected in 817DD
--Current (4/25): 138.5
Forecast (5/1): 217.3
50
Codling mothNo development observed
Biofix (first sustained catch)
expected on 4/30
4/30Current (4/25):
Forecast (5/1): 20.2
50
Obliquebanded leafrollerNo development observed
Watch for biofix (first sustained catch)
----42
Oriental fruit mothBiofix (first adult emergence)
4/15
First eggs laid
expected on 4/26
4/15Current (4/25): 70.9
Forecast (5/1): 177.1
45