Blog

Despite its name, Douglas fir is actually a conifer — an evergreen — not a fir. It has its own genus in the pine family, making it unique,...

What makes a tree’s leaves change from green to yellow, orange, and red is actually always present in the leaf. It just happens to be the shorter days...

What is topping? Topping occurs when a mature tree’s largest branches are drastically trimmed or cut back, leaving stubs. Topping of street trees is...

Beautiful trees line our streets, shade our yards and gardens, and make our parks inviting. Over the years we’ve discovered that these natural wonders...

In case you hadn’t noticed, trees are kind of a big deal. But, they are of particular importance to cities. Many of the city governments in the Portland...

When is it finally time to remove that tree? Ideally, before the worst happens. A lot of times, a tree can become so familiar that it’s hard to imagine...