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How to get rid of cucumber beetles


Jan 29, 2024
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What will eliminate cucumber beetles?

Spinosad sprays can be applied as soil drenches to kill larvae before they pupate in the soil. B. bassiana sprays infect and kill cucumber beetles once they have hatched. They are most effective when targeting non-adult stages.

What home remedy kills cucumber beetles?

Place yellow sticky traps around the plants to help catch the adult cucumber beetles when they first start showing up in your garden. Then dust the plants well with diatomaceous earth to kill the remainder.

Will soapy water eliminate cucumber beetles?

A soapy (or oily) leaf bath won’t beat those dirty cucumber beetles. Insecticidal soaps and oils simply smother any insects you hit directly with the spray. (But hitting those pests head-on is nontoxic, highly effective and emotionally satisfying!)

How do you control cucumber beetles organically?

Organic controls for cucumber beetles include handpicking, excluding them with row cover barriers, or using kaolin clay to disguise plants. You also can make cucumber beetle traps and use companion planting to deter these cucumber pests.

Where do cucumber beetles lay their eggs?

Spotted cucumber beetles

Adults lay eggs on non-cucurbit plants such as corn and other grasses. Larvae feed on the roots of grasses and transform to pupae in the soil.

What scent attracts cucumber beetles?

Cucumber beetles are attracted to the color yellow, and female beetles like the smell of eugenal based oils. So to make your own traps, you will need a yellow disposable cup, some sticky tree goop (or Vaseline) and some cotton balls that have been soaked in clove oil.

What flowers deter cucumber beetles?

You can use your normal straw or hay mulch or use the foliage from plants that repel cucumber beetles like radishes, tansy and nasturtium. You can also plant radishes, tansy and nasturtium amongst your cucurbits to make them less inviting to cucumber beetles.

Do cucumber beetle traps work?

Overall, results indicate that the mass trapping system developed is effective at suppressing cucumber beetles from cucurbit plants. Some producers in a couple of Missouri locations are currently evaluating the performance of this mass trapping system.

When should I put out my cucumber beetle trap?

In May, the beetles were most attracted to the control jugs, but in August, beetles preferred jugs containing live beetles and floral lures. If you place traps early in the season—before or as striped cucumber beetles begin to emerge—we recommend using only yellow jugs without any lures or live beetles.

How do you make a homemade beetle trap?

Will Sevin dust eliminate cucumber beetles?

Sevin® Insect Killer Ready to Spray attaches to a common garden hose and mixes and measures as you spray. Cover all plant surfaces thoroughly to kill existing cucumber beetles and protect against new generations.

Does clove oil attract cucumber beetles?

You can’t use plastic with clove oil — it melts plastic! Eugenol oil attracts female cucumber beetles, and clove & allspice oils are comprised of about 90% of this attractant. These oils don’t attract any other insect, so it’s a safe bait.

Do marigolds keep cucumber beetles away?

Attract beneficial insects: Planting flowers, such as marigolds, calendula, sunflower, daisy, alyssum, or dill nearby can attract beneficial insects that attack and eat cucumber beetles. Insecticidal soaps: Insecticidal soaps will eliminate the beetles, but must be applied on a regular basis in heavy infestations.

Is Neem oil good for cucumber beetles?

Neem oil is a common natural insecticide that can be purchased as a ready-made spray in many garden centers. Neem oil kills cucumber beetles upon contact. According to the National Sustainable Agriculture Information Service, when pure neem oil is used, it is also effective for treating cucumber beetle larvae and eggs.

How do you get rid of adult cucumber beetles?

By eliminating adults, you can break the reproduction cycle within a single season. Use an OMRI Listed® spray that uses pyrethrin and potassium salts of fatty acids to target the beetles‘ nervous systems and protective outer shell. Apply to your plants every 7 to 10 days to prevent additional damage.

Why are there cucumber beetles in my house?

Since cucumber beetles overwinter (hibernate), they frequently find their way into the house. Homes which have gardens in close proximity to their siding will commonly have hibernating beetles move into wall voids and attic spaces. From there these beetles will find their way into living areas and become a pest.

What insects attack cucumbers?

Cucumber beetles, squash bugs, squash vine borers and other pests can attack cucumbers. Some of these pests also transmit diseases.

How do you control cucumber plants?

Prune outside branches, leaves, flowers, and fruit as needed throughout the growing season. Begin trimming cucumber vines by removing any deceased or damaged portions. Remove older leaves to allow light to reach developing fruit and improve air circulation. Trim off all shoots that branch from the main vine stem.

Should I pick the flowers off my cucumber plants?

A: Pinch off the flowers if you want more stem and leaf growth – especially if the plant is young. You can remove flowers on the bottom so the plant will focus more on the top cucumbers (this will keep cucumbers off the ground too).

By admin