Asparagus Beetle

• These can be a bluish black in color and can be quite destructive. Both the larvae and the adult beetle feed on crops. They devour foliage and stems, causing them to dry up and turn brown.
  
  

Flea Beetle

• These tiny black beetles can burrow into potato tubers and devour leaves of brassicas. They will also feast on seedlings, while the larvae eat the roots. As their name suggests, these beetles jump like fleas when disturbed.
  
  

Blister Beetle

• Handling a blister beetle can cause blisters to appear on the skin, hence their name. They can also be toxic to horses if eaten within hay. The adult beetles feed on the flowers and foliage of vegetables, ornamentals and other plants.