Juglone in Pecan Leaves Can Harm Plants

A photo of a shady pecan grove showing a sparsely plant populated lane between rows.

As a close relative of black walnut, pecan also produces the strong toxin juglone. This toxin is poisonous to people, animals – and plants. Its presence can make it impossible to grow some kinds of plants under these trees. Read on to learn about juglone in pecan trees and how to work around it.

How to Identify and Treat Pecan Twig Dieback Disease

A close up of a healthy pecan tree branch with green leaves, some in shadow, in bright sunshine on a blue sky background.

Stressed pecan trees can be susceptible to pecan twig dieback disease. Caused by fungi, this infection cannot be cured by fungicides. Learn how to identify pecan twig dieback and steps you can take to prevent it from taking hold and how to treat infected trees. Plus tips on how to keep your trees healthy. Read more now.

How to Identify and Treat Pecan Stem End Blight

A cluster of immature pecan nuts still in green casings growing on the tree surrounded by foliage in light sunshine on a soft focus background.

Pecan nuts that start to turn black and fall off the tree may be suffering from stem end blight. This fungal disease is spread by insects feeding on your trees and can cause severe damage to your crop. Fungicide treatment may be necessary if your trees are infected. Learn how to identify and treat this serious disease.

How to Grow and Care for Pecan Trees

Two tall and many shorter pecan trees growing in a green lawn, in the late afternoon.

Imagine placing a homemade pie on the Thanksgiving table, made from pecans from your own backyard tree. With a heavy dose of patience, some serious pruning, and lots of water, this dream can come true. Now on Gardener’s Path, learn how to grow these massive, stately, and fruitful trees in your landscape. Read more now.