Parsnip Insects
Parsnip Insects
Flea Beetles
The insects feed on the leaves, leaving many small holes. Use sprays of Rotenone(1) or Diazinon(10).
Leafhopper
Leafhoppers are small and fly away quickly when disturbed. Their feeding causes foliage discoloration and distortion. Use sprays of Diazinon(10) or Rotenone(1).
Cutworms
These worms hide in the soil during the day and curl up when disturbed. They injure plants by feeding on the foliage. No chemical control is listed.
Aphids
Aphids suck plant juices causing distorted foliage. Use sprays of Diazinon(10).