Year-Round IPM Program Pages
Wine and Raisin Grapes
This year-round program section covers the major pests of wine and raisin grapes grown in California. For table grapes, see the TABLE GRAPE YEAR-ROUND IPM PROGRAM.
- Mitigate pesticide effects on air and water quality.
What should you be doing during this time?
On a warm day, monitor vines and spurs for:
- Ants associated with mealybugs and European fruit lecanium scale
- Orange overwintering spider mites
Keep records (example monitoring form ). Treat if needed according to the Pest Management Guidelines.
Just before budbreak, deploy omnivorous leafroller pheromone traps. Check traps twice weekly until a biofix date is established; thereafter, check traps weekly. Keep records (example monitoring form ).
Monitor for sharpshooters:
- Glassy-winged sharpshooter
In coastal regions near riparian and landscape areas check traps for:
- Blue-green sharpshooter
Change traps weekly. Keep records (example monitoring form ).
Vineyard floor management before bud break:
- Control weeds with mowing, cultivation, or herbicides
- Mow tall cover crop
Other pests or pest damage you may see.
- Branch and twig borer
- Click beetles
- Bud beetles
- Dead spurs from trunk diseases