Elm Leaf Beetle Flashcards
1
Q
Overwintering
A
As adults in protected area
2
Q
Describe adult
A
1/4 inch long
Yellow or green
Dark stripes on outer edge of wing cover
3
Q
Reproduction
A
Adult eats circular holes in expanding leaves and lays eggs nearby
Adults stop overwinter and mate in late april
4
Q
Describe larva
A
1/2 inch long
Dull yellow
2 black stripes down back
5
Q
Generations
A
3-4
6
Q
Treatment
A
Multiple applications for multiple generations
Systemics
7
Q
What side of leaf do they feed on?
A
Lower
8
Q
Do larva feed alone or together
A
In groups
9
Q
What does leaf look like after feeding
A
Upper portion intact
Looks skeletonized
10
Q
Where do larvae pupate
A
Lower area of tree in cracks or crevices
11
Q
How long for pupae to turn into moth
A
8 days