The dark foliage of conifer trees dominates much of our landscape. It gets to be a bit overwhelming at times, so I’m always glad when spring leaf-out brings fresh, bright greens of the deciduous tree ...

Fall Color Larch trees amid other flora at Metolius Preserve, managed by Deschutes Land Trust. (Submitted photo/Wasim Muklashy) Western larches are stately trees, soaring 90 to nearly 200 feet tall, ...

One of my favorite excursions of the year is my AP Environmental Science class field trip up Blue Job Mountain in Farmington, N.H. The purpose of this field trip is to collect data about a variety of ...

As you looked out the windows of your house this winter at all the dormant and barren deciduous trees in your landscape, perhaps you thought that a little green would be a nice addition this year. But ...

Varieties of hazelnuts, which are also known as cobnuts and filberts, should be regularly pruned in dormancy to promote wood ...

I trimmed my boxwood shrubs at home this past weekend and the whir of my hedge trimmer lulled me into thinking about the plethora of questions I routinely receive from gardeners and homeowners about ...

What happens when trees lose their leaves in autumn and remain bare throughout the winter? Are the trees still alive? Deciduous trees survive winter through a process similar to hibernation, called ...

When it comes to deciduous shrubs and trees, fall and winter are the seasons they get serious about root growth. In places like Southern California, where the ground never freezes, roots never stop ...

Have you seen any of the gorgeous, small growing trees that are blooming throughout the county right now? They are purple trumpet trees (Tabebuia impetiginosa) and they are covered in showy, lavender, ...