Margaret Roach

A little knowledge of botany can be helpful, even if you’re an amateur gardener. Here are a few things you should know about what happens...

It may be called a pine, but it isn’t a member of the pine family. And no, those lustrous, oversized needles aren’t plastic.

Don’t jump to the conclusion that those mysterious marks are evidence of disease. They may be leaf mines or galls — and that’s a good...

Grab your iPhone: Andrew Brand wants to show you a side of your garden that you’ve never seen before (and how to photograph it).

There are any number of ecologically friendly alternatives to that lawn you’re so proud of — and they look nice, too. Here’s how to start...

Nothing brings a sense of formality to a garden like boxwood. But thanks to common gardening practices, it’s vulnerable to disease.

According to a recent report, many of these ‘charismatic’ wildflowers are threatened with extinction. Here’s what you can do to help.

Used correctly, mulch builds and improves your soil like nothing else. But don’t make these common mistakes.

Those wasps you hate? They’re the best organic pest control around. Here’s how to keep them happy (and avoid getting stung).

Every 20 years, New York collects vital information about birds. And gardeners have an important role to play.