When you've always known deciduous trees to drop their leaves in winter, seeing one that hasn't can be unsettling. Here's why ...

This phenomenon, called marcescence, adds a unique dimension to the winter landscape, and gives me something to ponder while ...

What’s a tulip tree? There are two plant species grown in Marin that are called tulip trees. Magnolia soulangeana, a ...

As climate change intensifies pollen seasons across the country, new research from the University of Michigan reveals a ...

There are two categories to consider when choosing a new tree: its growth habits, and your purpose in planting it.

Now is the time for some winter pruning on ornamental shrubs and trees. From December to late March is the perfect time to ...

Redbuds are deciduous trees adored for their pink or white spring flowers and unique heart-shaped leaves. Pruning helps keep redbuds healthy and productive, so knowing when and how to prune a redbud ...

On a recent day when the temperature actually went a few degrees above freezing, I went outside just to look around. At one point I ended up by a flower bed in which I planted hellebores many ...

SNOW PEA PICKIN': Pick snow peas in the vegetable garden frequently. Ideally, the pods should be harvested when flat before ...

Quaking aspens store chlorophyll beneath their bark (particularly in younger trees), this is what gives the trunk a greenish cast. This helps them to continue to produce sugars, at least when the days ...