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 mid-September.​​​
​​

Moth Counts for the Week Ending July 25​, 2024​​​

County​ Location

Week 1

Week 2

Week 3

Week 4

Week 5

Week 6

Week 7

Week 8

Week 9

​​​Week 
10

C​​​olumbia
Pardeeville
0
0
3
​Dane
​Cottage Grove
​4
​2
Dane
Fitchburg 
 69
6
2

​Dane
​Sun Prairie
​3
​1
Dodge
Beaver Dam4
2
3
DodgeMayville
21
9
3
​Dodge
​Watertown
​2
​3
Fond du Lac
Ripon
19
3
0

Jackson
Taylor
10
0
0

 
MarathonWausau E
0
0
0
VernonCoon Valley
0
0
Walworth
Burlington
25
7


​Waushara
​​Hancock
​2
​1
Wood
Marshfield0
0
0

Week 1 (July 5-11), Week 2 (July 12-18), Week 3 (July 19-25), Week 4 (July 26-Aug 1), Week 5 (Aug 2-8), 
Week 6 (Aug 9-15), Week 7 (Aug 16-22), Week 8 (Aug 23-29), Week 9 (Aug 30-Sept 5), Week 10 (Sept 6-12).


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