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

Seasonal history of McIntosh and apple pests at Haslett, 2024 (Report issued 4/25/2024 7:43)

Biofix dates



Temperature and degree day data estimated for: 1/16; 2/26
DateDD42 since 1/1Apple Crop Stage (McIntosh) Insect Stages
3/4101.4Dormant
3/12140.61st Green
3/26190.41/4" Green
4/6210.81/2" Green
4/9252.2Tight Cluster
4/14304.2Open Cluster
4/15320.2Oriental fruit moth: Biofix (first adult emergence)
4/19370Pink
4/24395King Bloom
4/26407Oriental fruit moth: First eggs laid
4/27429Full Bloom
4/30503.5Codling moth: Biofix (first sustained catch)
Oriental fruit moth: Start of peak adult emergence
5/1521.5Petal Fall