And in 1923, President Calvin Coolidge began the tradition of lighting the National Tree on the White House lawn. After trees are in their stand, they can use about a quart of water a day. It's imperative to keep the tree in water at all times. A thirsty tree will dry out, drop needles and present a fire hazard. A well-watered tree will stay fresh, safe and its aroma will be at its optimum.
Experts maintain that plain tap water is the best sort of water for trees.
The top Christmas tree producing states are Oregon, Michigan, Wisconsin, Pennsylvania, California, and North Carolina. Fun Reindeer Facts about Christmas trees courtesy of the National Christmas Tree Association.