Corn Earworm

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​Pheromone traps have been established at sites throughout Wisconsin to monitor late-season migration flights of corn earworm moths. The ​​​results will be published below and updated weekly in 2022 starting in late June and continuing through early September.​​​

Moth counts July 8-September 1, 2022

County Location Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 Week 7 Week 8 Week 9 ​Week 10
C​​​olumbia
Pardeeville0 0 0 0 7 1 2 1
 
Dane
Sun Prairie N
 
3
1 3 2 14
18
  
DaneSun Prairie NW
 3 12
14
19
18
17
101

 
DaneSun Prairie S
 3
2
11
7 6 3
36

 
DodgeBeaver Dam
0
4 12
18
27
33
85

 
DodgeMayville26
21
35
42
23
20
55
277

 
DodgeWatertown 3 2 2 3
1 25

 
Fond du LacRipon14
3 19
18
14
4 115
659

 
ManitowocManitowoc0
0​ 0 0​
0
3 3​ ​34

 
MarathonWausau0 0 0 0 0
0 6
 
VernonCoon Valley0
0 0 0 0 5 12
8   
WausharaHancock 0 4
3​ 3 12
6 5 20

 
WoodMarshfield0 2 1 3 0 0 0​ 0
 

Week 1 (July 8-14), Week 2 (July 15-21), Week 3 (July 22-28), Week 4 (July 29-August 4), Week 5 (August 5-11), Week 6 (August 12-18), Week 7 (August 19-25), Week 8 (August 26-September 1), Week 9 (September 2-8),   Week 10 (September 9-15).​

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