My fairly large magnolia tree is heavily infested with scale. What can I do? It has also been losing quite a few leaves lately. Since your tree is so large and heavily infested, I would recommend a ...

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 ...

Q: The leaves on my houseplant are covered with a sticky sap. There are also small “bumps” on the stems. What is the problem? A: The houseplant may be infested with . These small, inconspicuous ...

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 ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Schefflera with heavy scale infestation Q: My umbrella plant has small brown bumps on its leaves, there’s some clear sticky ...