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Pests & Diseases
Garden Pests

Learn how to identify and control garden pests and plant diseases. Common pests include aphids, mealybugs, hornworms and slugs. Common diseases in the garden include rust, black spot, powdery mildew and various fungi.
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Most Recent Articles
Here’s a great tip for removing bindweed from a perennial bed without laborious hand-pulling.
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I heard there’s a disease spreading this year called late blight that affects tomato and potato crops. Should I be worried?
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Why poison ivy, poison oak and poison sumac make us itchy, plus how to rid the yard and garden of these plants, and what to do when contact occurs.

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How can I get rid of crabgrass in my lawn? It was awful all last summer. Is there something I can do in spring to fend it off?
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I know that slugs love hostas, but are there other plants they especially like? Also, what does slug damage look like?—TO, N.Y.
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10 common bugs from Pest Watch to swat away from your garden
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Bagworm: The larvae feed on some 120 species of woody ornamentals-deciduous shrubs and trees as welt as conifers.
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Black spot is the most serious and widespread disease of roses, thriving wherever there is adequate humidity and rainfall.
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This native insect found throughout North America feeds on at least 88 species of deciduous trees, from apple to willow.
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The greenhouse whitefly is one of the most common houseplant pests.
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