Home Science 7 beneficial insects for the garden and orchard

7 beneficial insects for the garden and orchard

Many gardeners, out of bad habit, apply insecticides to eliminate garden and garden pests, but they don’t know that some insects can be beneficial.

Not all insects are harmful to the garden or garden, on the contrary, they can be great allies in combating unwanted pests.

biological control method

This is the name of the beneficial insect pest control method and it is 100% natural and effective. But… what are the advantages of implementing it?

  • No need to apply chemical pesticides
  • It’s a totally organic method.
  • Saves money on pest control
  • Helps balance the ecosystem
  • improve the soil
  • Attract more pollinators
  • Requires little or no effort

Many insects are becoming resistant to chemical pesticides, but they have no way of escaping their predators, so it is a very effective method.

When using chemicals in the garden or vegetable garden, not only unwanted pests are eliminated, but also beneficial insects.

Beneficial insects for the garden and organic garden

1. Ladybugs

ladybird, chrysalis, praying mantis, bees, beneficial insects, pests, biological control, vegetable garden, garden, pesticides

Ladybugs are not only harmless, colorful and adorable, but also fierce garden defenders. In fact, ladybugs are probably the most recognizable insect that everyone wants to have in their garden.

This is due to its great ability to ward off nasty creatures that destroy your plants. A single ladybird has been shown to be able to eat more than fifty aphids a day, which adds up to about five thousand in its lifetime.

They also have an appetite for earthworms, leafhoppers and mites. As an added bonus, you don’t have to worry about ladybug larvae eating your plants or tiny creatures being eaten by predators, as they secrete an odor that other insects don’t like.

How to attract them: Plant dill, fennel, coriander and yarrow in your garden to attract orange, red and yellow ladybugs.

2. Parasitic wasps

Another parasitic type insect. But in this case it’s really good quality. Braconid wasps attach their larvae to the tomato worm, a serious pest to tomato growers worldwide.

The larvae begin to grow and feed on the tomato worm as they mature. Braconid wasps also spread very quickly. A single female can lay between fifty and four hundred eggs at the same time, meaning these insects will soon be your greatest defense against the dreaded tomato killers.

Although technically wasps, these flying insects are friendly – ​​and only sting if provoked.

How to attract them: Grow nectar plants with small flowers, dill, parsley and wild carrots.

3. praying mantis

While they often seem intimidating wandering around the garden, the praying mantis is actually a wonderful creature to be around and will help you get rid of caterpillars, moths, beetles, crickets and more.

How to attract them: They love tall grass but are also attracted to shrubs, dill and marigolds.

4. Land beetle

Land beetles like to eat slugs, snails, leaf-cutting worms, cabbage worms, caterpillars, and other insects that spend their time crawling on the ground.

They are also incredibly voracious. A terrestrial beetle larva can easily eat up to fifty caterpillars.

How to attract them: Create a compost pile (if you don’t already have one) and plant lots of perennials. Land beetles deposit their larvae in the soil at the end of the warm season and, as they hatch, clean the soil of harmful insects before emerging in spring. They also aid in compost deterioration and contribute much needed organic matter to your pile.

5. Soldier or killer insects

Technically a bug, soldier thorn bugs are defined (as the name suggests) by a distinct thorn that runs down their back. So if you see these guys in your backyard, don’t panic. They are natural predators of caterpillars and beetle larvae, and love to eat potato and bean beetles in particular.

Unlike the green bug which is one of the most common in a garden and tends to eat the crops, the spiny soldier insect only feeds on other insects, it is important not to confuse them.

How to attract them: Spiny bugs are attracted to colorful perennial flowers, which can return season after season. Sprinkle perennials between your vegetables to attract them to the growing area.

6. Lacewing

Not only are lacewings a cute insect to see flying around your backyard, they are also extremely practical and eat a host of nasty pests in their larval stage, including aphids, whiteflies, leafhoppers and scale insects.

How to attract them: Plant coriander, angelica or dill.

7. Bees

Image by ajs63 from Pixabay

While this should be obvious, bees are essential for the pollination of any garden. If you grow any kind of fruit, vegetable or pollinating flowers, you want your garden to be a happy home for bees.

How to attract them: Plant perennials, colorful annuals, and lots of fruits and vegetables. Bees will go where there is nectar. These plants are best for a bee-friendly garden.

Other ideas for attracting beneficial insects to the garden

  • Keep a small drinking fountain or pond in the garden, insects also need water.
  • Create corners with rocks and mulch to provide shade and shelter. Or better yet, create a “Insect Hotel
  • Grow a wide variety of plants to increase the diversity of the insect population.
  • Investigate which bugs are bad and which are good.
  • Mix plants that attract good insects with other plants to ensure they visit every corner of the garden.
  • Leave some areas with tall grass to attract a wide variety of insects.
  • Make sure you don’t use an insecticide near the garden.


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