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Stage 1 Fire Restrictions enacted

Effective beginning 12:01 a.m. Friday, Sept. 4, 2026, until further notice. These restrictions apply to all private land and BLM managed public lands within the boundaries of the Grand Junction Field Office. For more information visit the Fire Restrictions webpage.

Cydia pomonella

Identification

  • Eggs can be found on foliage near fruit on apples and pears.
  • Larvae feed on foliage, then migrate to fruit and burrow to the core.
  • Adult is a small brown moth.

Reasons for Control

  • No one likes a worm in their apple (or pear).
  • All untreated fruit will be infested with codling moth.

Control Notes

  • Management typically starts in mid-May continuing through fruit ripening. Multiple applications of insecticides are required for complete control.

 

A codling moth on a leaf.
Codling moth worm damage to half of a green apple.
Codling moth entrance hole into red apple still attached to a tree.