University of Delaware
Weekly Crop Update
  • UD Cooperative Extension Home
Weekly Crop Update
from UD Cooperative Extension
Menu Close
  • Current Issue
  • About WCU
  • Issue & Weather Archive
  • Subscribe

cross striped worm

Vegetable Insect Scouting

August 22, 2025lyndsie

David Owens, Extension Entomologist; owensd@udel.edu Sweet Corn Continue scouting whorl stage sweet corn for fall armyworm and tassel push sweet corn for corn leaf aphid. Either of these may require additional insecticide applications. Corn earworm populations are VERY HIGH across… Continue Reading →

Vegetable Crops 33:24, armyworm, corn earworm, cross striped worm, podworm, rindworm, vegetable insect scouting

Cross Striped Cabbage Worms Appearing in Cole Crops

May 29, 2025raharris

Veronica Yurchak, Vegetable Specialist, UMD; vjohnso4@umd.edu Growers across the Delmarva region should begin scouting for cross-striped cabbageworms (CSCW). Unlike the more common brassica caterpillar pests which lay their eggs individually, CSCW females lay eggs in clusters of 3 to 25.… Continue Reading →

Vegetable Crops 33:12, cross striped worm

Vegetable Crop Insect Scouting

September 24, 2023raharris

David Owens, Extension Entomologist, owensd@udel.edu Spinach and Beets Beet webworm activity is unusually high this year. In Georgetown, they have stripped a lot of foliage off pigweeds. In addition, beet armyworm activity is also getting into oddball places, just like… Continue Reading →

Vegetable Crops 31:26, cabbage looper, cross striped worm, diamond back moth

Additional Resources

  • Cooperative Extension Home
  • Commercial Vegetable Production Recommendations
  • Insect Sampling and Action Thresholds
  • Insect Trapping Programs
  • Integrated Weed Management
  • Extension Vegetable & Fruit Program
  • UD Extension Factsheets
  • DEOS Weather Station Data
  • NEWA Weather & Models

Join us on social media!

 

 

Admin

  • Log in
  • Entries RSS
  • Comments RSS
  • WordPress at UD
© 2025 Weekly Crop Update. All rights reserved.
Fashionista by aThemes
UD
  • Go to the UD twitter page (external link)>
  • Go to the UD facebook page (external link)>
  • Go to the UD instagram page (external link)>
  • Go to the UD youtube page (external link)>
  • Go to the UD pintrest page (external link)>
  • Go to the UD linkedin page (external link)>
  • ©   University of Delaware
  • Comments
  • Legal Notices
  • Accessibility Notice