The black walnut tree (Juglans nigra) is a native species that grows in the wild throughout much of the eastern United States. It has been cultivated for its wood since colonial times. But if you want to plant one or more on your own property, you may encounter some challenges.
You to need to consider space requirements, cultivar selection, and the effects of juglone, a herbicidal chemical exerted by black walnut roots, on nearby plantings. Read our guides down below to find all the information that you need to know to successfully grow your own black walnut trees and harvest delicious nuts.
Walnut husk flies are damaging pests, particularly in California and Washington State. The flies pupate in the ground for 1-2 years and spend their larval stage hidden inside the husks. However, by monitoring the adults, you will know when to treat these pests before they lay their eggs. Read on to learn how to control these voracious insects.
Have you heard of juglone toxicity? This side effect of keeping black walnut trees may be killing your other plants. Learn what fruits and flowers can withstand living near the tree and how to properly treat sensitive plants with our owner’s guide on Gardener’s Path.