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

Seasonal history of McIntosh and apple pests at Pigeon, 2024 (Report issued 4/26/2024 16:49)

Biofix dates



Temperature and degree day data estimated for: 3/7 - 3/9; 4/15
DateDD42 since 1/1Apple Crop Stage (McIntosh) Insect Stages
3/1194.4Dormant
3/251311st Green
4/10191.31/4" Green
4/13206.11/2" Green
4/17250.4Tight Cluster
4/23292Open ClusterOriental fruit moth: Biofix (first adult emergence)
4/30383.7PinkOriental fruit moth: First eggs laid
5/1402.7King Bloom