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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Vegetable > Tomato > Curled/distorted/unusually shaped leaves

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Tomato > Leaves > Curled/distorted/unusually shaped leaves

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  • Image: Aphids 1
  • Image: Aphids 2


  • Active during spring and summer
  • Feeding by small or moderate numbers of aphids usually does not cause visible symptoms; feeding by larger numbers of aphids can cause curling, stunting, and wilting of leaves
  • 1/10th inch long
  • Small insects, pear-shaped, usually greenish; clustered on leaves
  • More on aphids
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  • Image: Virus 1
  • Image: Virus 2
  • Image: Virus 3

Cucumber mosaic virus, tomato mosaic virus, tomato
spotted wilt virus
and more

  • Leaves are mottled with yellow and light green patches
  • Leaves are misshapen; unusually long and thin like a shoestring or curled and deformed
  • Fruit have yellow blotches or brown rings
  • Plants are stunted even when neighboring plants look healthy and tall
  • More information on Virus
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  • Image: Leaf Roll 1
  • Image: Leaf Roll 2
  • Image: Leaf Roll 3

Leaf Roll

  • Leaves curl upward and inward, creating a tube in severe cases
  • Leaves become thick and leathery
  • Occurs in response to drought stress
  • More information on Leaf Roll
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  • Image: Herbicide Damage 1
  • Image: Herbicide Damage 2
  • Image: Herbicide Damage 3

Herbicide Damage

  • Leaves are twisted, cupped, curled, or distorted
  • Veins in leaves are thick and close together
  • Leaves may be bleached or browned
  • Side of the plant closest to the herbicide application is most severely affected
  • In sever cases the entire plant may be affected
  • More information on Herbicide Damage

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