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Beneficial Insects Commonly Found in the Garden and Landscape Assassin Bugs Assassin bugs prey on aphids, caterpillars, beetles, leafhoppers,and other insects. They do not like to be handled. Big-eyed Bugs These small insects with big eyes attack spider mites, thrips, aphids and other

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Beneficial Insects

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Beneficial Insects

Commonly Found in the Garden and Landscape


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Assassin Bugs

Assassin bugs prey on aphids, caterpillars,

beetles, leafhoppers,and other insects. They

do not like to be handled.


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Big-eyed Bugs

These small insects with big eyes attack

spider mites, thrips, aphids and other

insect eggs.


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Damsel Bugs

Damsel bugs resemble assassin bugs.

They feed on aphids, leafhoppers,

mites and caterpillars.


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Green Lacewings

larva

adult

Green or brown, the lacewing, or aphid lion,

is known to eat as many as 600 aphids.


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Ground Beetles

These beetles are

large, dark, and

sometimes metallic.

They feed along the

ground on soft-bodied

insects, especially

at night.


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Lady Beetles

adult

larva

Lady beetle adults and larvae

attack aphids, mites, insect

eggs and small insects.


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Tiny Parasitic Wasps

Micro- and mini-wasps can sting

and lay eggs in caterpillars, aphids

or insect eggs. The larvae consume

their prey from within.


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Praying Mantids

Mantids have a good

reputation, but eat

relatively few insects

in the garden.


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Predaceous Stink Bugs

Many stink bugs are pests, but predaceous

stink bugs feed on beetles and caterpillars

both as adults and colorful nymphs.


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Predatory Mites

Predatory mites move rapidly to catch

and feed on their plant-eating counterparts.

They are often white, tan, or orange.


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Soldier Beetles

Adults resemble fireflies

and are attracted to

milkweed,hydrangea,

and goldenrod.

They eat aphids, caterpillars,

mites, grasshopper eggs, and

small beetles.


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Syrphid Flies

larva

adult

The harmless adults resemble bees,

but the small larvae consume many

aphids.


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Minute Pirate Bug

larva

These bugs attack thrips, spider mites,

aphids and small insects.


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Tachinid Flies

Heavily bristled tachinid flies lay eggs on

caterpillars, beetle larvae, and bugs.


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Wasps & Hornets

Though often considered pests, these insects

feed heavily on caterpillars, flies and other

soft-bodied insects.


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Stephen B. Bambara

Extension Entomologist


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