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

Seasonal history of McIntosh and apple pests at Kent City, 2024 (Report issued 4/25/2024 7:04)

Biofix dates



Temperature and degree day data estimated for: 4/18
DateDD42 since 1/1Apple Crop Stage (McIntosh) Insect Stages
3/597.5Dormant
3/131311st Green
4/8194.31/4" Green
4/9205.31/2" Green
4/14256.7Tight Cluster
4/16285.9Open Cluster
4/17302.9Oriental fruit moth: Biofix (first adult emergence)
4/27371.3Pink
4/28397.8King BloomOriental fruit moth: First eggs laid
4/30434.3Full Bloom