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

Current status of McIntosh and apple pests at Conklin / Wright, 2024 (Report issued 3/29/2024 2:37)

Biofix dates



Temperature and degree day data estimated for: 3/28

Apple crop stages (McIntosh)

Last stage1st Green on 3/13
Next stage1/4" Green expected in 7 DD
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 912DD
--Current (3/29): 43.7
Forecast (4/4): 43.8
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
Watch for biofix (first adult emergence)
----45