How do you control cabbage loopers?

How do you control cabbage loopers?

How to Control

  1. Keep a close, frequent eye on your cabbage plants, both outside and under leaves.
  2. Cabbage looper larvae are easy, visible targets for predators.
  3. Use pheromone traps to signal the arrival of moths to your garden.
  4. Cover plants with floating row covers to keep migrating moths from landing and laying eggs.

What is the best cultural control for cabbage loopers?

Cultural Control The best way to eliminate cabbage loopers is to make sure there are no weeds from the Brassicaceae family such as peppergrass, wild mustard and shepherd’s purse in or around infested areas. Handpicking caterpillars in a small infested area can be effective form of control.

How do I get rid of hemlock looper moths?

During severe epidemics, aerial spraying of the biological insecticide Bacillus thuringiensis var. kurstaki (B.t.k.) is carried out to control hemlock looper populations. This is the product that has most commonly been used over the past decade.

What do you spray on cabbage worms?

While we try to avoid chemical pesticides, you can control cabbage worms with a few different organic approved sprays: Neem Oil , bT, and even soapy water. The most important thing when using a spray is to spray the undersides of your leaves where eggs and worms hide. Spray your cabbage heads well also.

How do you control a cabbage looper naturally?


  1. Manual Removal.
  2. Floating Row Covers.
  3. Plant Purple & Red Varieties.
  4. Use Polyculture & Companion Planting.
  5. Beneficial Insects.
  6. Decoy Moths.
  7. Bacillus Thuringiensis (Bt) Spray.
  8. Neem Oil Spray.

How do you control loopers?


  1. Most Loopers feed on and breed in weeds. Remove weeds to reduce the number of breeding sites available to looper moths.
  2. Protect crops and other plants with fine netting.
  3. Squash any eggs you find, to prevent larvae emerging. Pick off large caterpillars and squash or dispose of them in a plastic bag.

Does Sevin kill cabbage loopers?

Spraying with Bt (Bacillus thuringiensis var. kurstaki) every 1 to 2 weeks will also help control cabbage family pests. Sevin also is effective. It is said that if you dampen cabbage leaves and sprinkle them with cornmeal, the caterpillars will eat the meal, swell, and die.

Are cabbage loopers harmful?

Crop damage The larvae eat large holes in the underside of leaves and consume developing cabbage heads. In addition, they leave behind sticky frass, contaminating the plants. They also consume the leaves of a myriad of host plants beyond cabbages. Although it is a damaging pest, the cabbage looper can be tolerated.

Will cabbage worms hurt you?

A small amount of damage from the cabbage worm won’t hurt the plant, or your harvest. But if the damage is severe, you will want to take action.

How long does a looper moth live?

Impact & Damage Hemlock Looper outbreaks rarely last more than three or four years; the infestations are noted for their rapid escalation and sudden collapse with very high levels of defoliation and associated tree mortality.

How do you get rid of cabbage looper bugs?

B.t. and pyrethrins are natural solutions that can be used to help control the cabbage looper. B.t. (Bacillus thuringiensis) is a good method of controlling the cabbage looper in your garden or field without environmental concerns or harm to wildlife and beneficial insects.

What is a cabbage looper?

Cabbage looper ( Trichoplusia ni) is a common vegetable garden pest that feeds on many different species of crops, such as: beans, broccoli, cabbage, cauliflower, and other brassica crops. Other host crops include lettuce, parsley, spinach, and tomato. Cabbage loopers are about 1- to 1½-inches long.

What are the most common pests of cabbage?

Cabbage Pests 1 Cabbage Looper. Watch for cabbage loopers particularly on the undersides of leaves along leaf margins, but they can be found anywhere on the plant. 2 Imported Cabbageworm. 3 Cross-Striped Cabbageworm. 4 Flea Beetles. 5 Cutworms. 6 Southern Cabbageworm. 7 Harlequin Bug.

What does a cabbage looper moth look like?

In the moth stage, these insects are grayish-brown in color and have silvery markings on the wings. The cabbage looper exists in the pupal stage during the winter, its cocoon fastened to a plant. When it exits the cocoon in Spring, it flies to a nearby plant where it will lay hundreds of light green eggs on the plant’s leaves.

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