An infestation of caterpillars can make an oak tree postpone when it opens its leaves next year by three days, wrong-footing ...

Many insects, particularly caterpillars, hatch just when the trees' nutrient-rich leaves are still young and soft. This means ...

Not every nest in trees is a bird nest! Here's what a squirrel nest looks like and how to deter squirrels from nesting in your yard.

Add Yahoo as a preferred source to see more of our stories on Google. A fig leaf with brown edges grows on a tree - Amilat/Shutterstock Brown leaves on a tree can be a sign of many different problems.

Add Yahoo as a preferred source to see more of our stories on Google. For broad-leaved trees like the holm oak, which grows in Mediterranean climates with dry summers and rainy winters, this seasonal ...

Q I have a fruitless olive tree (variety Majestic Beauty) that is steadily losing its leaves. It’s been slowly happening since last year but most noticeably with the higher temps we’ve been ...

Above: This photo tells an entire story. Taken at Roan Mountain State Park in Tennessee in January, it shows most of the deciduous trees are bare. However, you can easily see the light tan colors of ...