Scale insects can infest and damage many of the plants we grow in our landscapes and indoors. They feed on the sap of plants, and a large enough population can weaken a plant, damage it or even kill ...

Garden staff are finding more scale insects and aphids than in past years. A major infestation of lecanium scale was recently found on a large planting of bald cypress at the Garden. The population of ...

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 ...

Q: I have a mature palo verde tree in my back yard that has what appear to be some kind of white scale on the trunk and several main branches — it almost looks like cement or mortar. On some of the ...

Q: We have been successful in identifying an insect known as magnolia scale on our star magnolia (Magnolia stellata). Can you give us some advice on how to manage this insect to protect the tree? — ...

Scale insect problems are common this time of year throughout the Lowcountry. It is not surprising since this group of small immobile insects comprises over 18 genera, with thousands of species ...

Crape myrtles, an ornamental tree popular in landscapes throughout the state of Delaware, are prized for their beauty, exfoliating bark in shades of silver and cinnamon, and long-lasting flowers in a ...

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 ...

Earlier this week, one of my neighbors told me that her Meyer lemon tree has had a bad infestation of scale insects for several years and that all of her attempts to eradicate the pests had failed. I ...