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

Q: Everything under one of my large potted plants on the patio is turning black. What isn’t black is sticky. What is wrong with this plant? A: From the pictures you sent me, we know that the black ...

Spots on the leaves of plants in the home landscape can be an indication of a hazardous condition for commonly used shrubs. Armored scale is a class of insect pest found on many plants used in Leon ...

My magnolia had a problem with magnolia scale last year. Will it come back, and should I take some action to protect my tree? The leaves were covered in a black mold late last summer. — Frank Butler, ...

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 ...

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 ...

Many people have a potted citrus plant or two that they keep indoors during the winter and move outdoors for the summer. It may be one of those dwarf trees that produce full-sized fruit. Or it could ...

Since they overwinter, you can scout for them at any time of the year. Carefully peel back the top coat of the scale to identify if it is still alive. Alive, they will be pink, orange or light ...

You should have applied the most important insect spray of the year — dormant oil sprays — during the winter. Why then? Because that’s when insects susceptible to these sprays are most vulnerable. Why ...

Above: lady beetles are being released into Purdue greenhouses as a biological control agent. Photo by Purdue University. Some insects are pests, but not all insects are bad. Overwhelmingly, the ...