Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Carrot > Holes in root
Carrot > Root > Holes in root
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Wireworms
Agriotus spp., Melanotus spp.
- Tunneling and holes in roots
- Larvae are thin, shiny, jointed, yellow to reddish-brown color, and approximately 1/4 to 1 ½ inch long
- More common in gardens that were previously in grass or sod
- Larvae can be found throughout the growing season
- Leaves show no damage
- More information on Wireworms
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Carrot weevil
Listronotus oregonensis
- Tunneling and holes in carrot roots
- Small, circular, dark egg laying scars on leaf petiole
- Feeding may cause leaves to wilt
- Larvae are legless, cream colored, C-shaped grubs, up to 1/3 inch long
- Adults are dark-brown, less than 1/4 inch long, and have a snout
- Present throughout the growing season
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Rodent
- Irregular or smooth holes chewed in carrot root
- “Pieces” of carrot may be missing
