Posts Tagged: scale

Insect Pests on Citrus Trees

[This post has been modified from the article originally published in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] Citrus trees remain a popular choice for home gardeners in California, largely due to their ease of care,...

What Are Those Big White Bugs on Citrus Trees?

[This post has been modified from the article originally published in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] As a home gardener, you may find big white bugs clinging to the twigs and...

Sticky mess on plants

Are you seeing cars, sidewalks, driveways, or other plants covered in sticky stuff, especially those under trees? This sticky substance, called honeydew, is produced by certain insects that excrete it when they feed on plants. Plant leaves look shiny and...

Top 20 Pest Notes of 2017

Pests have popularity contests too. We recently looked at how many visits our popular Pest Notes publication series received in 2017. If you aren't familiar, the UC IPM Pest Notes series are science-based publications written and reviewed by experts on...

What's that Sticky Stuff on my Car?

It's hot outside, so like a lot of people, you try to park your car under a tree in parking lots and on the street for some shade. You choose to park under a big hackberry tree, but when you return to your car, you notice droplets on your windshield and...