Loren O'Rourke, Sacramento Tree Foundation Planting native oak species on underutilized urban public lands in Sacramento has a unique set of difficulties.

A Maryland program to spot and document its biggest trees started a century ago. John Bennett is the man who keeps the ...

In late June and early July, groups of yellow-crowned night herons will begin to leave their New Orleans nests. First they ...

It may seem like a scene from "North by Northwest," but the crop dusters flying low over Ohio trees are treating for an ...

"The first formal flower gardens genuinely worthy of the name" in the history of the White House are the Rose Garden and the ...

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

Q: The leaves on my Diamond Spire gardenias are turning bright yellow before they turn brown and drop off. Another one 6 feet ...

They impact tomatoes, marigolds, beans, squash, and a variety of other landscape and garden plants. Thump leaves from a ...

“The main cause of exposure to poison hemlock is misidentification,” Marshall said. “Because it is often confused with the ...