Q: I have always loved the look of blue spruce, and I see many Maryland nurseries stocking them. I’ve heard that I should consider alternatives. Why? A: Every plant has something it can be vulnerable ...

Blue spruce trees have been especially vulnerable to a fungal disease called rhizosphaera needle cast in which needles turn purplish-brown, beginning on the lower branches and then making their way up ...

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 ...