Forests don’t always wake up as soon as spring arrives. Sometimes, they hold back. A new study suggests that oak trees ...

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.

A new study reveals oak trees delay sprouting leaves by 3 days to avoid being infested by hungry caterpillars, after it ...

Oak trees delay spring leaf-out after caterpillar attacks, reducing damage by more than 50% and revealing a new way trees ...

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 ...

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 ...

Finally, the major damage to the leaves on your lemon tree appears to be the result of grasshoppers or katydids. These ...