Blue spruce (Picea pungens f. glauca), also called Colorado blue spruce, is a beautiful tree with blue-gray needles. Being colorful and relatively drought tolerant, it’s a favorite of many homeowners ...

Purdue Landscape Report: Colorado blue spruce is not native to Indiana (no spruce is!), and it often suffers from environmental stresses such as drought, excessive heat, humidity, and compacted or ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Red spruce, Picea rubens, is a common forest tree of the Acadian forest ...