What insects help gardens
Andrew Campbell
Updated on March 31, 2026
Bees and butterflies are important pollinators but many wasps, flies and beetles also provide this service. Many wasps, flies, beetles, assassin bugs, ambush bugs and lacewings benefit the garden by eating pests like aphids, stink bugs and Japanese beetles.
What bugs are beneficial in the garden?
- Hoverflies (Diptera) Often confused with wasps because of their similar yellow and black colouring. …
- Ladybirds (Coleoptera) …
- Parasitic wasps (Hymenoptera) …
- Butterflies and moths. …
- Lacewings (Neuroptera) …
- Ground beetles (Coleoptera, carabidae) …
- Solitary bees (Hymenoptera)
Why are bugs good for the garden?
Not all bugs are bad; in fact, there are many insects that are beneficial to the garden. These helpful creatures aid in decomposing plant material, pollinating crops and devouring pests which are harmful to your garden. For this reason, you should consider keeping them around.
Which insects help gardeners and farmers?
- Praying mantis.
- Parasitic wasps.
- Minute pirate bugs.
- Lady beetles.
- Green lacewing.
- Golden chalcin.
- Aphid midge.
- Thrip predator bug.
How do I attract insects to my garden?
- Make your garden as diverse as possible. …
- Use specific plants to attract specific insects. …
- Leave an occasional, dreaded weed undisturbed. …
- Let vegetables, greens and herbs go to seed when possible. …
- Include plants whose flowers have an umbrella shape. …
- Go native in the ornamental garden.
Are ants good for gardens?
Ants Support a Healthy Ecosystem In traditional gardening, ants aerate the soil — digging tunnels that carry water, oxygen, and nutrients to plant roots. And they also speed the decomposition of organic material, such as leaves and dead insects, thereby fertilizing plants.
Are Praying Mantis good for gardens?
The Praying mantis is a most interesting and enjoyable beneficial insect to have around the garden and farm. It is the only known insect that can turn its head and look over its shoulder. … Later they will eat larger insects, beetles, grasshoppers, crickets, and other pest insects.
Are spiders good for gardens?
Perhaps the biggest benefit of garden spiders is that they eat insects – mostly the unwanted pests that you don’t want in your flower beds, like aphids, wasps, beetles, mosquitoes, and flies. They work hard, keeping those pesky populations in check before they can harm your favorite perennials or sting you.Are Rolly Pollies good for your garden?
Because they feed on organic matter, they increase the speed of decomposition, helping to turn the organic matter into soil faster. … The other major benefit of “rollie pollies” in the garden is that they are a natural way to safely remove heavy metals from the soil.
Are Beatles good for your garden?While it’s true that some beetles are pests (Japanese beetles come to mind), many more are a boon to gardeners, pollinating plants, preying on pests or helping to compost decaying plant and animal -material.
Article first time published onWhat kind of bug is in my garden?
- Gall Mites. These microscopic mites suck sap and cause abnormal growths. …
- Bagworm. Bagworms are the larval form of a moth that attacks evergreens and other trees. …
- Japanese Beetles. …
- Leaf Miner. …
- Codling Moth. …
- Winter Moth. …
- Aphids. …
- Scale Insects.
How can I attract more wildlife to my garden?
- Grow wild. Let nature take its course to create a more attractive environment for all things wild. …
- Plant trees and shrubs. …
- Create a ready-made cosy home. …
- Offer a water source. …
- Serve an extra meal.
How can I make my garden more wildlife friendly?
- Grow butterfly-friendly plants. …
- Feed the birds. …
- Get the most from compost. …
- Help the creatures of the night. …
- Add water. …
- Create a woodpile and leave the leaf litter. …
- Let things grow a little wild.
How can you attract beneficial insects?
By scattering insectary plants throughout your garden and landscape, you can attract beneficial insects. Or reserve a garden bed or border for them. Blends of insectary plant seeds are available. Many nonflying predators such as ground beetles and spiders need a place to hide from their enemies.
Are ladybugs good for your garden?
Ladybugs, also known as lady beetles or ladybird beetles, are considered beneficial insects in the garden because they are predators for many known garden insect pests.
Are lacewings good for the garden?
The green lacewing (Chrysoperla sp.) is a common beneficial insect found in the landscape. They are a generalist predator best known for feeding on aphids, but will also control mites and other soft-bodied insects such as caterpillars, leafhoppers, mealybugs and whiteflies.
Is it illegal to own a praying mantis?
Is it illegal to keep praying mantids as pets? … Endemic species of mantis are legal to keep as a pet.
Is killing an ant sin?
Many would view it as killing pests/threats to humans so no sin in it. As long as it wasn’t done for sport, but perceived current or future harm, most religions allow it. Many also would discourage wanton killing of at least some, if they are not a threat. I know Islam forbids killing bees and ants.
What are wasps purpose?
Vital role A world without wasps would be a world with a very much larger number of insect pests on our crops and gardens. As well as being voracious and ecologically important predators, wasps are increasingly recognised as valuable pollinators, transferring pollen as they visit flowers to drink nectar.
Are ant hills bad for lawns?
Ants are not generally considered dangerous pests, but they can pose significant health and cosmetic damage to turf grass. Controlling ants in the lawn becomes important where their hill building causes root damage to grass and unsightly mounds. … Ant hills in grass may pose a hazard to foot travelers and mower blades.
Are pill bugs OK in the garden?
Sowbugs and pillbugs general do little or no harm to plants. In large numbers they may feed on plants at ground level or on small roots, but the only real threat they present is that the feeding locations can provide openings for bacteria or fungi which could result in rot setting in.
Are roly polies bad for plants?
The roly poly breathes through gills and must have moisture to survive, but interestingly, it cannot live submerged in water. Pill bugs are not dangerous to humans, but they can cause some damage to plants. These bugs will eat leaves and roots of young plants causing harm to those delicate sprouts.
Are potato bugs good for your garden?
Potato bugs, pill bugs, and roly polys are not dangerous. … They are just a peaceful bug that helps in decomposition. They can however eat young plant leaves if they can’t find enough dead vegetation. They don’t eat much of the young growth but can pose a minimal threat to small leaves on your plants.
Why is my garden full of spider webs?
If you have spider webs on your outdoor furniture, then the primary reason is they’re simply looking to catch food. They’re opportunistic predators, and the purpose of their webs is to simply catch insects. … Encourage them to use the parts of your garden where you want them to eat insects.
Do spider webs hurt plants?
Water is one of the most common determining factors between life and death. The spider webs you’ve seen are normally washed away by rain, but during drought, webs remain longer. Spiders are not harmful to plants. The most likely reason your plants browned out was this year’s weather pattern.
Why do garden spiders shake their web?
Like other spiders, they must liquefy their prey in order to consume it. The garden spider will rapidly shake and vibrate in its web as a defensive strategy to scare predators off. The shaking blurs the spider and makes it appear bigger than it really is. Garden spiders typically are not aggressive.
Are scarab beetles bad for garden?
In their adult stage, some scarab beetles damage plant leaves, flowers and fruits. In their immature larval stage, known as white grubs, scarab beetles damage roots of turf grasses and other plants, from edible berries and fruits to evergreens and ornamental trees. Where grubs are numerous, root-damaged plants may die.
What insects are not useful?
- Agressive House Spider.
- Aphids.
- Apple Aphids.
- Apple Codling Moth.
- Boxelder Bugs.
- Carpenter Ants.
- Codling Moth.
- Common Natural Enemies of Crop and Garden Pest in the PNW (EC1613E)
What is the brown beetle in my garden?
Asiatic garden beetles are cinnamon-brown and about the same size and shape as a coffee bean. They do most of their feeding at night and are attracted to light, so you may find them around your home on window screens in the evening.
What is the most common garden insect?
- Cutworms.
- Flea Beetles.
- Japanese Beetles.
- Mexican Bean Beetles.
- Slugs (and Garden Snails)
- Squash Bugs.
- Tomato Hornworm.
- Take A Deep Breath; There Will Always Be Pests.
How do I treat bugs in my vegetable garden?
- Start with “Clean” Soil. Good soil can actually deter garden insect pests. …
- Buy Disease and Pest-Resistant Seeds. …
- Selectively and Aggressively Thin Out Plants. …
- Water Plants in the Early Morning. …
- Control Weeds. …
- Keep your Garden Clean. …
- Use Insect Traps. …
- Add Beneficial Insects.