This index features various insects, arachnids, and animals commonly considered pests, whose common names begin with the letter Y. Click on a pest name to view detailed identification and control information.
Household & Structural Pests (Y)
- Yellow Jackets: Highly aggressive, social wasps that nest underground or in voids and are notorious for stinging and scavenging human food.
Garden & Agricultural Pests (Y)
- Yucca Moths: Moths that damage yucca plants through their larvae’s feeding habits, particularly on the flowers.
Quick Tip: Unlike Paper Wasps, Yellow Jackets rarely reuse a nest site. However, great caution is needed when eliminating an active nest due to their swarming behavior.
- Yellowjackets
- Yellow Meadow Ants
- Yellow Wheat Aphids
- Yellow Thrips
- Yellow Spotted Stink Bugs
- Yellow Scale Insects
- Yellowtail Moths
- Yam Beetles
- Yellow-Fronted Flower Fly
- Yucca Weevils
- Yew Scale
- Yearling Mice
- Yellow Flies
- Yellow Rice Caterpillars
- Yam Leaf Beetles
- Yellow Plant Bugs
- Yellowtail Caterpillars
- Yellow Spotted Roaches
- Yponomeuta Moths (Ermine Moths)
- Yponomeuta Caterpillars
- Yponomeuta Webworms
- Yponomeuta Leaf Skeletonizers
- Yponomeuta Fruit Tree Moths
- Ypsolopha Moths
- Ypsolopha Leafrollers
- Ypsolopha Caterpillars
- Ypsolopha Shoot Borers
- Ypsolopha Webbing Moths
- Ypthima Grass Butterflies
- Ypthima Caterpillars
- Ypthima Turf Feeders
- Yponomeutid Orchard Pests
- Yponomeutid Shrub Pests
- Yponomeutid Tree Webworms
- Yponomeutid Silk Nest Caterpillars
- Yponomeutid Defoliator Moths
- Yponomeutid Hedge Pests
- Yponomeutid Garden Webworms