Control of mealy bugs and scale insects is difficult. The white fluffy silky stuff makes the bugs waterproof – water-based ...

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 ...

Could you let me know the latest sasanqua shrubs can be trimmed to assure blooms? I thought till the end of July, like azaleas, but I’m not sure. — Jeanne Garman Major pruning to sasanquas (Camellia ...

Q: This is a picture of our dogwood tree with white growths on it. Your help is appreciated. A: Your dogwood tree has a healthy case of scale insects. Scale insects attach themselves to the host plant ...

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 ...

Non-native plant feeding insects can be serious agricultural pests, but a new study estimates that many such invasive insects remain undiscovered. (Getty Images) Over the past two centuries, thousands ...

Some people use a generous dusting of artificial snow on their Christmas tree to create a feeling of a winter wonderland. This is referred to as a flocked Christmas tree. But if your sago “palm” looks ...