Protect your houseplants and garden from these pests.

Horticultural expert Melinda Myers shares her sure-fire tips on how to get rid of mealybugs and other scale insects on your houseplants.

DEAR JESSICA: I have a gardenia plant that I am attempting to overwinter indoors, but it has developed a white substance on the leaves. I also noticed quite a few ants nearby. I’m not sure what this ...

Crape Myrtle Bark Scale (CMBS) is an exotic invasive pest that arrived in Delaware in 2020. This insect reduces flowering and produces copious amounts of honeydew. Sooty mold, a non-pathogenic dark ...

Maple trees in urban environments show signs of stress due to the urban heat island effect. Impervious surfaces like pavement retain heat and disrupt water absorption, stressing trees and making them ...

We see it all in the Plant Clinic, and this summer we’ve been seeing a lot of Acanthococcus lagerstroemiae or crapemyrtle bark scale. This invasive insect from southeast Asia first appeared in the ...

1. Inspect Your Plant: Take a close look at your plant’s leaves, stems, and soil. Use a magnifying glass if necessary to spot ...

When it comes to biodiversity, researchers and the public tend to focus on large-scale patterns. This overlooks a hidden but precious diversity: small, inconspicuous wasps, midges, flies, beetles and ...

Lightweight horticultural oils, such as Summit’s Year-Round® Spray Oil, control scale by coating and smothering pests ...