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, ...

Q: Our young and once healthy peach trees have been appearing less than healthy as the summer has progressed. They are producing fruit, but I first noticed the black things on the bark that I thought ...

If your lime tree is indoors, the floor under the potted plant may become sticky. Also, honeydew may cause a plant disease called sooty mold. If left unattended, scale insects can cause leaves to ...

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 ...

Based on the photo we have sent, what is wrong with our oak tree? Is there something that we should be doing to ensure its health? — Mitchell and Anna Jones, Libertyville From your photo, I can see ...

Purdue Landscape Report: Christmas tree growers have been struggling with an invasive scale pest called Cryptomeria scale (Aspidiotus cryptomeriae), which is a serious pest of conifers. The scales ...

(WPBN/WGTU)-- Lecanium scales are affecting a lot of oak and maple trees in Otsego, Crawford and Roscommon counties, the Michigan Department of Natural Resourses says. The DNR field offices have ...

We have a lime tree that we winter indoors. In March, the tree developed about 60 limes. Also during that time, the tree developed scale insects. We purchased a nontoxic solution, which somewhat ...