While producing this substance benefits the black walnut tree by limiting competition, it harms other vegetation, causing yellowed, wilted leaves and ultimately death from being exposed to juglone.

When I think of a "cheery" tree, I think of quaking aspens. Why cheery you might ask? While there are no leaves this time of ...

If you’ve ever dreamed of growing your own fruit in the comfort of your backyard, it’s easy to get excited about the idea of planting a fruit tree. After all, who doesn’t love the thought of fresh, ...

The emerald ash borer is an invasive beetle from Asia that feeds on all native ash trees in New York. After being accidentally transported to the U.S. in infested crates, it has killed millions of ash ...

Jessica warns to avoid leaves from any diseased or black walnut trees. Soil health is important, and Jessica's tips help improve your soil using nature, saving money and time. Instead of raking ...

A trailblazing new tour takes cyclists to remote villages and ancient monasteries in the country’s spectacular highlands ...

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One of Delaware’s most celebrated fundraising events — the 34th Lewes Polar Bear Plunge Benefiting Special Olympics Delaware, presented by Wawa — takes center ...

A new independent special school is aiming to welcome its first pupils later this year. The Walnut Tree School in Leverington, near Wisbech, is planning to open its doors in September 2025.

This occurs in both domesticated walnuts and wild relatives, like the Northern California black walnut. In wild species, the ratio of male-first to female-first trees is almost 1:1. Groh and his ...

The genetic mechanism is similar to sex determination in many animals. Pictured, Groh with a California black walnut tree on the UC Davis campus. (Sasha Bakhter, College of Biological Sciences) The ...