Top 10 Bad Insects for Your Garden 

 Originally Written: June 3, 2017

By  Hanna Trafford

We all want our gardens to stay healthy and that is not always easy. Here is a list of Top 10 insects to avoid and I do hope it will help your gardening efforts!

Top 10 Bad Insects for Your Garden:


Aphids – Small, soft bodied bugs, colours vary from pink and green to black. They feed on sap in shoots, leaves,buds and flowers, which causes distortion and cupping – watch for honeydew secretions.

Birch Leaf Miners
Birch Leaf Miner

Birch Leaf Miners – Flat looking larvae adult sawfly is small and black. Larvaes feed on the inside of foliage, which turns the leaves brown. The host of these are birch trees.

Colorado POtato Beetles
Colorado Potato Beetle

Colorado Potato Beetle – Redish orange and black larvae, yellowish, orange and black striped beetles that feed on potato, tomato and eggplants. They stripped the foliage right down to the leaf veins.

Crucifer Flea Beetles
Crucifer Flea Beetle

Crucifer Flea Beetle – Adult beetle is metallic blue-black and will feed on leaves, leaving shot-hole appearance.  Likes cole crops and other crucifers, radishes and turnips.

Gypsy Moth
Gypsy Moth

Gypsy Moth – Black, brown and red larvae that feeds on roots – it will defoliate trees

Japanese Beetle
Japanese Beetle

Japanese Beetle – White, C-shaped larvae grubs, metallic green and copper beetle.Larvae feeds on roots, adults feed on foliage and flowers. Likes tuftgrass roots and many, many others.

Spider Mites
Spider Mites

Spider Mite – Microscopic – colour vary from yellow to tan to green. Feeds on leaf sap- watch for speckling or bronze leaf colour.

Red Lilly Leaf Beetle
Red Lilly Leaf Beetle

Red Lilly Leaf Beetle – Orange-brown to black larvae covered in excrement; adult beetle is bright red. Larvaes do the most damage by defoliating plants. Likes lilies, fritillaries, some nightshade species, tobacco plants and others.

Scale Insect
Scale Insect

Scale Insects – Soft bodied with waxy covering in white, brown or grey. Large colonies of microscopic crawler young feed on sap.

Spruce Budworm
Spruce Budworm

Spruce Budworm – Light to dark brown larvae cause defoliation and likes spruce and other conifers.

These were the bad guys that can cause you problem in your garden. There are a number of ways to get rid of them – one of the best is to make sure you also have the good guys visiting you.

For the Top 10 Good Insects for Your Garden check out:https://mamaknowsprod.wpengine.com/gardening-tips/top-10-good-insects-for-your-garden.html scan000325

Hanna Trafford

Hanna is the mother of two grown sons Dan and Dusan Nedelko, and is also the Grandmother to Jax, Cohen and Mila. She is the lead editor of Mama Knows and is hoping to create an exchange of communications with other grandmothers, mothers and daughters - giving everyone the opportunity to learn and share about everything that is "Mama"

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