|
|
Development stages of western grapeleaf skeletonizer in central San Joaquin
Valley commercial vineyards*
| Generation |
Adults |
Eggs |
Larvae |
| First |
Late April to mid-May |
Late April to mid- to late May |
Early May to late June
|
| Second |
Late June to ealry July |
Late June to mid-July |
July to mid-August
|
| Third |
Late August to early September |
Late August to mid-September |
September and October
|
* Data were collected in
Tulare County. Time periods may change slightly in warmer or cooler areas.
|
