Here’s how to get rid of scale insects on indoor and outdoor plants. Scale insects are one of the most common and tenacious pest of ornamental plants. “Scales are tiny insects that appear rounded and ...

I got an email with some pictures a few years ago asking me about magnolia scale, which is a topic I have written about for a number of years. I feel confident the insect was magnolia scale. The ...

Scale is often mistaken for a disease, but it's actually an insect that latches onto a plant and forms a protective shell so ...

Q: Why are the trunks of my crape myrtles turning black? They look rather unsightly. Mine aren't the only ones doing this -- many in our neighborhood look the same. Is it a disease? Is it going to ...

Many gardeners, as well as the horticulturists at the Chicago Botanic Garden, had issues with magnolia scale last year, and it’s a pest to watch closely for in 2025. The Garden’s plant health care ...

Dear Neil: I am battling Asian bark scale on a crape myrtle and have been using horticultural oil spray that is labeled for scale insects. After six consecutive daily sprayings I’m not seeing visible ...