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How To Get Rid Of Pepper Weevils In Garden


This is a recurrent pest that causes havoc to the pepper crop; more so in the warmer climates and that is why there is need of awareness regarding the pepper weevil damage. Europe has found this insect as a growing threat to farmers who grow peppers in greenhouses and fields. This post reads a story of an organic farmer named Luca, from southern Italy, who fought a war against pepper weevil. We will review how Luca saw the issue, his Integrated Pest Management (IPM), and the utilization of Novobac’s metarhizium ansopliae products in effective pest management. Pepper weevil can always be dangerous and that is why understanding pepper weevil life cycle and protecting the farm from pepper weevil infestation is a necessity.

A green pepper cut open, revealing pepper weevil larvae and seeds inside the pod.

Some of the Animal Pest Problems a Farmer may Face: The Pepper Weevil

Luca is an organic farmer in Calabria who produces bell peppers in both protected structures and in the field. But by the end of June, he found the same problem with his pepper plants that were shedding their flower buds and young berries. Initially, he thought it was caused by environmental stress; but since all the buds did not open, he noticed that there were small holes on the remains. He found small whitish larvae moving to and fro right within the fruits after exploring a couple of them.

Luca talked to an agricultural expert and sure enough his farm was among those affected with pepper weevils. This insect only feeds on peppers and as a result, cannot be easily controlled by crop rotation or change of crop type. Since the pest was already established, Luca required to intervene sooner to preserve other crops that remained in his farm. Pepper weevil eggs started the infestation and that also started their life cycle in the farm of Luca.

If you’re interested in learning more about pepper weevils and how to get rid of pepper weevils in the garden,, this article outlines how to identify and understand the pest.

Understanding Pepper weevil life cycle

Pepper weevils although small, they are devastating pests in pepper plantations. Here’s how Luca and his team identified the weevils:

Adult Pepper Weevils:

Size: About 2–3 mm long

Colour: Black to dark-brown colour with a peculiar snout.

Behaviour: It has the reputation for sucking on the pepper buds, flowers and young fruits which shrivel and fall from the plant.

Larvae:

Appearance: These worms are small, white in color and without legs; which are often seen in flower buds or fruits.

Lifecycle:

It is the female adults that lay eggs usually on buds or fruits. These larvae develop, feed and pupate within the tissues of the plant without the plant getting knowledge of it. When they reach the latter stage of its life, they become adult to perpetually propagate the infestation. This pest is especially difficult to control because its several generations can be conceived in the warmer climates within a single season.

A pepper weevil resting on the stem of a small green pepper.

Effects on the European Pepper Farmers Economically

This pest has severely impacted southern Europe, especially in Italy, Spain, and Greece, due to vast pepper fields. The pest thrives in warm environments, with greenhouses supporting year-round breeding. Farmers report 30-40% yield losses caused by early fruit drop and shelly produce. Conventional chemical control is ineffective since larvae hide inside fruits, avoiding chemical treatments. Chemical residues and organic agriculture norms discourage the use of traditional pesticides. Farmers have adopted biocontrol solutions, like Novobac’s Metarhizium anisopliae, for pepper weevil management. This biocontrol strategy ensures effective pest control while adhering to sustainable farming practices.

Good pepper weevil insecticide can always be helpful.

Managing the Pest with Sustainable Solutions: Luca’s Approach to counter pepper weevil infestation

Luca realised that, in order to control pest, a good management strategy had to be designed to target the adult weevil and the larvae within the fruits. Together with his agronomist, Marc Rico developed an integrated pest management plan which included to cultural practices, trapping, and biocontrol. Pepper weevil control is a necessity to have good farming yield.

1. Trapping and Monitoring

In the case of pest control, he used yellow sticky traps round the greenhouse to assess adult populations.

He tried pheromone traps that catch male weevils and this has helped in the reduction of breeding.

2. Cultural Practices

Luca reduced crop losses by rotating infected crops with plants the pest typically avoids. This strategic crop pattern change helped limit the spread of the pest. To prevent infestation from overwintering adults, Luca removed all plant debris post-harvest. Uprooting and disposing of plant remains disrupted the pest’s lifecycle. These practices reduced the chances of re-infestation in the next growing season. Luca’s proactive approach integrated pest management techniques for sustainable crop protection.

3. Met-Zone Granular Insecticide: Biological Pepper Weevil Control​

A pepper weevil sitting on a wooden surface near a young green pepper plant.

Luca’s approach relied on Novobac’s Metarhizium anisopliae products, targeting soil pests like pepper weevil larvae. Met-Zone contains entomopathogenic fungi that disrupt larvae development in the soil, halting their life cycle. These fungi feed on internal tissues, rendering infected fruits unsellable in the market.

Metarhizium anisopliae, Novobac’s key ingredient, targets a wide range of insect pests effectively. The fungus kills pests by penetrating their cuticle and dissolving internal tissues with specialized enzymes. It’s highly effective against ground and leaf pests like beetles, whiteflies, and termites.

Novobac’s Met-Zone is an organic biopesticide developed for sustainable pest control in agriculture. Metarbac fits well within Integrated Pest Management systems, reducing reliance on chemical pesticides. This environmentally friendly biopesticide ensures healthier crop production through biological pest control solutions.

Application of Metarhizium Anisopliae Insecticide as Best Pepper Weevil Treatment​:

Timing: Because some of the larvae can be found pupating on the ground, Luca used the granules at the onset of a new season.

Placement: To provide the plants with sufficient coverage he used hands to gently distribute the granules around the plants.

Reapplication: Luca used the product after the rains had fallen heavily and also used it again to increase coverage when it was effective.

Effectiveness: In the first days of the two weeks, he observed that there were few fallen buds, and during mid-season there were fewer drops in the crop.

Why Meta

The Results: A sustainable Solution which fits the current conditions

Luca was also able to manage the pepper weevil through the deployment of traps, cultural practices and Met-Zone as pepper weevil insecticide. Crop losses reduced to below 5% and was able to market a healthy produce at market price.

Met Zone prevents pepper weevils

From the fans’ comments it was clear that the Met-Zone Insecticide was a game changer for them, Luca continued. “It worked in controlling the pest and also considered our organic farming standard hence it gave me confidence using it on the soil.”

Conclusion: The Search for Another Model: The Next Step Towards Sustainable Pest Control

The pepper weevil is quite destructive, but it can be dealt with if one identifies it early enough, keeps close track of it and applies the appropriate biocontrol measures. This effectiveness of sustainable approach is evident in the story of Luca, where use of Novobac’s Pepper Weevil Insecticide gives a reliable solution of pest control for crops, without harming the soil or the quality of the product.

While many farmers across Europe are applying the scientific findings and techniques in fighting even the most dangerous pests like pepper weevil, they also contribute to sustainable agriculture. If you want to get rid of pepper weevil infestation and produce better and healthier crops, Met-Zone Granular Insecticide can be the solution in line with your cultivating plan after knowing the pepper weevil life cycle properly.

References:

  1. Labbé, Roselyne M., et al. “Assessing new tools for management of the pepper weevil (Coleoptera: Curculionidae) in greenhouse and field pepper crops.” Journal of Economic Entomology 113.4 (2020): 1903-1912.
  2. Fernández, D. Catalina, et al. “An overview of the pepper weevil (Coleoptera: Curculionidae) as a pest of greenhouse peppers.” Journal of Integrated Pest Management 11.1 (2020): 26.

 

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