This time of year, many black walnut trees’ leaves may have black spots, turn yellow and begin to drop. This is commonly known as anthracnose, a fungal disease that causes trees to drop their leaves ...

We have many black walnut trees and have been told they make the soil a challenge for certain plantings. I know it is from the root system but didn’t know if leaves affect things also.

“Just be sure to clean up any black walnut leaves or debris that falls on your vegetable beds.” For tree and plant advice, contact the Arboretum’s Plant Clinic (630-719-2424 or plantclinic ...

A walnut tree can be a beautiful addition to your yard, but growing one comes with unique challenges. Learn what to expect before you plant one.

On this winter edition of ID That Tree, Purdue Extension forester Lenny Farlee uses black walnut and eastern cottonwood twigs to show you tips on how to identify native Indiana trees with alternative ...