Have you ever noticed a tumor-like growth on a tree or plant when strolling through your yard? Well then, you've discovered another one of nature's wonders: a tree gall. These are abnormal growths or ...

Ten years ago, a mysterious new disease was found sweeping through Hawaii’s native ‘ohi‘a forests, killing off the foundation ...

While looking at my hackberry tree, the leaves were covered with this small round growth. Is it a disease, insect or just ...

The staghorn sumac is a sensory delight, from its toothed leaf edges to its fuzzy fruit and young stems. Though it is related ...

A specific mite known as the cinnamon gall mite is also a common ... a simple DIY neem oil spray to the plant as a pesticide.

You might also consider sites with other plant species that harbor galls (such as poplars, goldenrod, maple trees). When we first get to the field site, I show students galls on the willows. Have a ...

Hackberry psyllids are responsible for creating nibble galls on the leaves of hackberry trees. Courtesy Johnson County ...

Bunun hunters gather clues to the best time for hunting from the fresh shoots of pines growing at high elevations, such as red pines and Armand pines (Pinus armandii). They believe that deer begin to ...

AI and Google Street View have created 'digital twins' of living trees in North American cities – part of a huge simulation ...

It’s also hugely resilient – six gingko trees survived the bombing of Hiroshima. But people tend to only plant male trees, as ...