An ancient oak tree in northern Greece is believed to be among the oldest surviving tree of its kind in Europe.

Agriculture officials in Marin County are alerting property owners and arborists to be on the lookout for a tiny invasive beetle that attacks oak trees, after the insect was detected last month in ...

This oak was planted a few years ago. Initially it was diagnosed with sun scald. Despite measures to try to help it, it just ...

The small roots are entangled with one another, creating a criss-cross pattern. The oak tree's leaves are rounded on the top. Black silhouette illustration of an oak tree against a white background.

Recently, after writing about mangoes, I received the following email from Steve Huffman: “It might be worth mentioning that ...

Seiridium canker got its start in Texas on Leyland cypresses 25 or 30 years ago and now has killed a huge percentage of the ...

If you're spending time outdoors in Louisiana, it's a good idea to know which plants may cause allergic reactions. More about ...

Georgia's ecosystem is beautiful, diverse, and sometimes deadly. Here are six plants to avoid if you find them in your yard ...

There's a slight acidity that helps carry things along. No burn, but a little warmth and some cutting spice that bumps up the ...

Galls on oak leaves are harmless growths caused by specific insects. They have different shapes depending on the insect species causing the gall.

He can create creatures out of overlapped leaves and can evoke persona from lobbed oak leaves. Wagstaff comes from an artistic family, so one could say he comes by it naturally. Many of his ...