Purdue Landscape Report: Recently a homeowner in Hamilton County posted on the Indiana Native Plant Society Facebook page with concerns about aphids, mites, and apple scab in her maple and oak trees.

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 ...

Safeguarding your trees against pests is important to their health and longevity. Invasive species can wreak havoc by defoliating or infecting trees, and left untreated, can lead to loss of limbs and ...

In between beach days and backyard barbecues, the end of summer is a good time to examine your trees for signs of hazardous invasive insects. The USDA has named August as Tree Check Month to encourage ...

Common tree pests fall into three main categories: defoliators such as tent caterpillars that eat leaves, borers like emerald ash borer that attack the wood of the tree, and sap suckers like scale ...

Most Iowans are familiar with the emerald ash borer and the insect’s threat to our foliage, but we’re also being asked to be on guard for another insect that’s equally as lethal to a much wider ...

Spotted lanternflies, the invasive pests that have spread across the Northeast after first appearing in Pennsylvania nearly a decade ago, may not be as harmful to forests and trees as initially feared ...

A couple of recent, late June, incidents are reminders that gardeners need to be vigilant during the long, warm days of summer. Being cold-blooded, insects that are sluggish in cold weather become ...

A study in the journal Forests highlights the critical need for understanding and managing nonnative forest specialist and generalist pests. "We classify pests for easier management; it's just a ...

Editor’s note for print readers: This column was inadvertently omitted from Friday’s newspaper. Now that we’ve had six weeks’ exposure to hot, dry conditions, that’s when the challenging questions ...

Since mid-July, I’ve noticed something strange in several maple trees I’ve driven by: their leaves are starting to show fall color! Sometimes it’s just the tips of the branches turning red or yellow; ...

Add Yahoo as a preferred source to see more of our stories on Google. In Wilmington one doesn’t have to look hard to find a stressed maple tree - bare twigs, early leaf drop, and lichen in the canopy ...