Corn Earworm

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Corn Earworm Banner

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

Moth counts 2023​

County​ Location

Week 1

Week 2

Week 3

Week 4

Week 5

Week 6

Week 7

Week 8

Week 9

​​​Week 
10

​​Week 11

C​​​olumbia
Pardeeville
1
0
0
0
​1
3
225
650
1044
 198
​145
Dane
East Bristol
 
13
3

2
2
45
375
550
 240
DaneSun Prairie 
 
5
​4
1
0
2
48
180
225
 82
DodgeBeaver Dam 1 0
0
2
1​
0
586
1711
1019
 504
​721
DodgeMayville5
2
1
0
0
0
695
1050
986
 223
​256
DodgeWatertown 1
4
1
0
5
92
46
 75

Fd du LacRipon
2
7
4
0
1
1
203
671
531
 39
ManitowocManitowoc
1
1
0
0
23
256

 
MarathonWausau E
0
5
5
0
0
0
1
0
0  0
​0
VernonCoon Valley0
0
0
0
0​
0
7
24
3
 2
​0
WausharaHancock
0
0
0
0
4
5
​70
 60
​21
WoodMarshfield12
1
0
0
0
0
1
4
0  0
​0​

Week 1 (July 7-13), Week 2 (July 14-20), Week 3 (July 21-27), Week 4 (July 28-August 3), Week 5 (August 4-10), Week 6 (August 11-17), Week 7 (August 18-24), Week 8 (August 25-31), Week 9 (September 1-7), Week 10 (September 8-14), Week 11 (September 15-21).


​​​​​​​​​​​​​​<< Back to main Pest Survey page​​