Pepper leaves distorted from aphid damage

Pepper leaves distorted from aphid damage

Updated: July 16, 2024

The following can cause vegetable seedlings as well as mature vegetable plants to become distorted. 


  • Aphids can be found on a wide range including beans, beets, broccoli, Brussels sprouts, cabbage, cantaloupes, cauliflower, collards, cucumbers, eggplant, kale, peppers, potatoes, pumpkins, radishes, spinach, squash, tomatoes, turnips, watermelons.

Herbicide damage

Physiological damage

  • The upward rolling of the lower leaves of tomato plants is a common occurrence in mid-summer and is associated with high temperatures and moisture stress. Some tomato cultivars are more prone to leaf roll. It does not harm plant growth or yields.
Tomato plant with leaf curl symptoms


Tomato leaves curling

Potato leafhopper

  • Potato leafhopper feeding damage creates light dots on leaves called stipples, and foliage may yellow and become stunted.

Virus diseases

  • Virus diseases cause yellow mottling and mosaic patterns, ringspots, and dark-green banding on foliage. 

- Jon Traunfeld, Extension Specialist, Home/Community Food Production