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

Current status of McIntosh and apple pests at Onekama Twp / Bear Lake, 2024 (Report issued 4/24/2024 1:01)

Biofix dates



Temperature and degree day data estimated for: 4/23

Apple crop stages (McIntosh)

Last stage1/2" Green on 4/21
Next stageTight Cluster expected on 4/27
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 882DD
--Current (4/24): 73
Forecast (4/30): 97.1
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 mothNo development observed
Biofix (first adult emergence)
expected on 4/29
4/29Current (4/24):
Forecast (4/30): 13.2
45