A: From the photos, I can see that the leaves on the peaches are a bit tattered, but it’s those “black things” that look like large drips of black coffee that have me most concerned for the health of ...

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 ...

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 ...

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, ...

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 ...

Q: I just bought a cherry tree and found it has red shiny spots on most of its leaf stems. I sprayed with a fungicide but see no result, those spots look permanent. Are they OK? Is there some ...

A scale insect infestation is a sign that a tree is in poor health, making it susceptible to the tiny insects. Pixabay photo Scale insects are sneaky little devils that often go unnoticed by gardeners ...

We see it all in the Plant Clinic, and this summer we’ve been seeing a lot of Acanthococcus lagerstroemiae or crapemyrtle bark scale. This invasive insect from southeast Asia first appeared in the ...

Q. I have half a dozen piñon trees that have scale and are looking rather brown and brittle. I have been watering these trees about twice a week for the past three weeks. When is the best time to use ...

(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 ...