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

Current status of McIntosh and apple pests at Allegan, 2024 (Report issued 4/16/2024 5:46)

Biofix dates



Temperature and degree day data missing for: 4/22

Apple crop stages (McIntosh)

Last stageOpen Cluster on 4/10
Next stagePink expected on 4/17
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 831DD
--Current (4/16): 124.5
Forecast (4/22): 141.6
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 mothBiofix (first adult emergence)
4/14
First eggs laid
expected on 4/21
4/14Current (4/16): 41.9
Forecast (4/22): 75
45