White pine (Pinus strobus) – White pine has a broad geographic range, growing from Newfoundland to Manitoba through the northern United States to northern and eastern Ohio and then southward along the Appalachian Mountains to northern Georgia and South Carolina. It is the state tree of both Maine and Michigan. White pine grows to a height of 50–80' and a spread of 20–40' at maturity, it is considered the largest pine in the United States. It favors growing in acidic, moist, well-drained and dry soils. While it does best in moist soil, the tree can has been known to tolerate everything from dry, rocky ridges to bogs. In colonial times, white pines above 24 inches in diameter were reserved for England to be used as ships masts. Due to its desirability and relative ease of nursery production it has also been a major species for reforestation in the northeastern United States and Canada, it is favored in parks and spacious yards for its beauty and its fast growth, it has always been popular for lumber and is common as a Christmas tree as well. As Christmas trees white pine have good needle retention, but have little aroma. To produce a 6-foot tree requires 6-8 years on good sites.