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

Current status of McIntosh and apple pests at Pigeon, 2024 (Report issued 4/18/2024 21:12)

Biofix dates



Temperature and degree day data estimated for: 3/7 - 3/9; 4/15

Apple crop stages (McIntosh)

Last stageTight Cluster on 4/17
Next stageOpen Cluster expected on 4/23
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 868DD
--Current (4/18): 87.9
Forecast (4/24): 94.7
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 4/24
4/24Current (4/18):
Forecast (4/24): 0.59999999999999
45