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 ...

Q: I planted Alberta spruce trees about 10 years ago, and one looks like a white spruce at the top. Can you tell me how and why this happened?- Walter, Livingston Manor A: The dwarf Alberta spruce ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Baldcypress grows into a large tree and the bark is gray-brown to red-brown, ...

Question: I have a dwarf Alberta spruce in front of my house, next to the walkway. Last season, I noticed that some of the needles were turning brown and falling off the plant. At first it was just ...

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 ...

Little is known about the paleoecological histories of the three spruce species (white spruce, Picea glauca; black spruce, P. mariana; and red spruce P. rubens) in eastern North America, largely ...

Hybrid zones provide an opportunity to study the effects of selection and gene flow in natural settings. We employed nuclear microsatellites (single sequence repeat (SSR)) and candidate gene ...