The most eco-friendly Christmas tree is one that lasts for years. Here’s how to choose, decorate, and care for a living tree
Courtesy of Monrovia
Douglas fir (Pseudotsuga menziesii) Native. Soft dark green or blue-green needles. Easy to grow and shape by shearing. P.M. glauca is a hardy form in the Rockies. Both are handsome and fragrant Christmas trees.
To 70 feet tall. Sunset zones 1-9, 14-24.