True Armyworm

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​TrueArmywormBanner.JPG

Pheromone traps have been established at sites throughout Wisconsin to monitor early-season flights of true armyworm moths. Counts from the trapping su​rvey provide data on the ti​ming of local moth flights and may be useful for plannin​g field scouting activities. The results of the survey are presented below and will be updated weekly through mid-June.​​
​​

Moth Counts for the Week Ending May 16, 2024​​


​​County
​Location​
​Week​ 1
​Week 2
​Week 3
​Week 4
​Week 5
​Week 6
​Week 7
​Week 8
​Week ​9​​​
​Week ​10
Week ​​11
Week ​12
​Brown
Holland


​87
​140
​Columbia
​Arlington A
​36
​Columbia
​Arlington B

​10
​Columbia
​Arlington C
​3
​Columbia
​Arlington D
​32
​Columbia
​Lodi H
2
​4
​6
​7
​Columbia
​Lodi O

​1
​14
​1
​0
​Columbia
​Lodi R
​2
​6
​0
​1
​Dane
​Edgerton A
​5
​Dane
​Edgerton B
​3
​Dane
Stoughton A
​3
​Dane
​​Stoughton B
​1
​​Dodge
Lowell
​0
​0
0
38
13
30
29
​6
​Eau Claire
​Osseo H
​8
​54
​58
​35
​Eau Claire
​Osseo R
​0
​19
​5
​2

Fond du Lc
Johnsburg
​1
​0
2
22
52
36
130
101
​Fond du Lc
​Oakfield
​7
​4
G​reen
​Broadhead A
​7
​Green
​​Broadhead B
​7
​Green
​Monroe
​14
​31
​3
​Green Lk
​Green Lake
​1
​Jackson
​Taylor
​25
​13
​10
​Jefferson
​​Watertown
​0
​0
1​3
​17
​8
​0
​Jefferson
​Whitewater

​1
​2
​0
​1
​1
​Kenosha
​Wheatland
​11
​11
​11
Manitowoc
Manitowoc


5
20
57
13
​Oconto
​Mountain
​0
​1
​1
​0
​Outagamie​
​Seymour
​18
​13
​Ozaukee
​Pt Washington
​20
​46
​47
​138
​44
​Rock
​Evansville



​21
​64
​51
​94
​5
​Rock
​Janesville M
​5
​6
​Rock
​Janesville O
​33
​7

​Rock
​Janesville C
​3
​0
​0
​39
​Rock
​Janesville R
​0
​3*
​67

​Sauk
​Sauk City
​38
​24
​7
7​
​Sheboygan
​​Oostburg



​43
​48
​142
​53
​Sheboygan
​​Sheboygan
​0
81​​73
​38
​Walworth
​Delavan



​4
​44
​14
​8
​6
Walworth
Elkhorn


​28
​90
​11


​Week 1 (March 22-28), Week 2 (March 29-April 4), Week 3 (April 5-11), Week 4 (April 12-18), Week 5 (April 19-25), Week 6 (April 26-May 2), Week 7 (May 3-9), Week 8 (May 10-16), Week 9 (May 17-23), Week 10 (May 24-30), Week 11 (May 31-June 6), Week 12 (June 7-13).  * Trap count represents a two-week reporting period, April 19-May 2.

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