Millions of real Christmas trees are purchased every year. And making the annual trip to a tree farm or lot where cut trees are on sale is a favorite holiday tradition for many of us. Picking out the ...

The basics of photosynthesis are something that every student learns in school: carbon dioxide, water and light in; oxygen ...

Waiting a century for an oak to create shade in your yard is hard. However, the negative aspects of fast-growing trees make ...

Before the school bell, a tree team rolls a compact tracked spider into a narrow side passage, lays a run of ground mats and ...

At this time of year, we tend to think of trees with colorful leaves as native to colder climates than ours. But then Jenny ...

Giant Amazon tree Drypetes oliveri, towering 115 feet, was discovered after 40 years, with only a few surviving in Peru.

Here's how to measure the critical root zone of a tree, so you'll know how to dig around it without injuring its roots.

The Wednesday morning windstorm that caused mass power outages for more than 80,000 households across North Idaho and Eastern ...

Christmas Tree Farms have declined over previous 20 years; those remaining farms are experiencing steady sales in 2025.

In this series on the principles of landscape design, we will be focusing on correcting common design flaws, while accounting ...