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 ...

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 ...

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 ...