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 ...

Every state has its own official tree, a living emblem that reflects a state’s natural heritage, character, and pride. State trees are chosen not just for their beauty, but for the role they play in ...