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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 4/25/2024 7:31)

Biofix dates



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

Apple crop stages (McIntosh)

Last stageOpen Cluster on 4/23
Next stagePink expected on 4/29
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 856DD
--Current (4/25): 99.5
Forecast (5/1): 159.3
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)
4/23
First eggs laid
expected on 4/30
4/23Current (4/25): 11.2
Forecast (5/1): 97.8
45