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Definition of webworm in English: webwormnounˈwɛbwəːmˈwebwərm North American A caterpillar which spins a web in which to rest or feed. When present in large numbers it can become a serious pest. Loxostega and other genera, family Pyralidae Example sentencesExamples - We have had a severe infestation of webworms in our trees this summer.
- In addition to abiotic factors, Weakley and Bucher suggest that predation by webworms is a major source of mortality and lowered fecundity for Amaranthus pumilus.
- Of these pests, the mimosa webworm is the most serious, especially for thornless varieties.
- We're in the middle of a terrible drought, wool prices are the lowest they've been for ten years, the webworm outbreak has wiped out half the crops, and the banks are cutting back our overdrafts.
- These webworms behave a lot like thistle caterpillars in soybeans.
- The product works as either a preventive or curative control for fire ants, mole crickets, sod webworms, cutworms, armyworms and chinch bugs.
- Several generations of garden webworms develop each season, the last of which may overwinter in the soil in the pupal stage.
- The small growth wasn't trimmed so the poor things are bushy and horrible, not to mention that the branches are full of webworms.
- Butterfly larvae tend to be solitary, or sparsely distributed, whereas pest caterpillars, such as fall webworm, make tents and hatch in the hundreds.
- We saw a very heavy flight of sugarbeet webworms last week and may begin to see larval feeding over the next week or so.
Definition of webworm in US English: webwormnounˈwebwərm North American A caterpillar which spins a web in which to rest or feed. When present in large numbers it can become a serious pest. Loxostega and other genera, family Pyralidae Example sentencesExamples - Of these pests, the mimosa webworm is the most serious, especially for thornless varieties.
- We saw a very heavy flight of sugarbeet webworms last week and may begin to see larval feeding over the next week or so.
- The product works as either a preventive or curative control for fire ants, mole crickets, sod webworms, cutworms, armyworms and chinch bugs.
- The small growth wasn't trimmed so the poor things are bushy and horrible, not to mention that the branches are full of webworms.
- Butterfly larvae tend to be solitary, or sparsely distributed, whereas pest caterpillars, such as fall webworm, make tents and hatch in the hundreds.
- These webworms behave a lot like thistle caterpillars in soybeans.
- We're in the middle of a terrible drought, wool prices are the lowest they've been for ten years, the webworm outbreak has wiped out half the crops, and the banks are cutting back our overdrafts.
- We have had a severe infestation of webworms in our trees this summer.
- In addition to abiotic factors, Weakley and Bucher suggest that predation by webworms is a major source of mortality and lowered fecundity for Amaranthus pumilus.
- Several generations of garden webworms develop each season, the last of which may overwinter in the soil in the pupal stage.
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