Most everyone knows that we use proteins, carbohydrates and fats for energy. Calories are measurement of a unit of heat or food energy. For example, we can achieve four calories per gram of proteins and carbohydrates, and nine calories per gram from fats.
Tree Variety. Virginia pine (Pinus virginia) is the major Christmas tree species for the acidic soils found in East Texas. A grower can produce a 6- to 8-foot Virginia pine Christmas tree in 3 to 5 years, depending on soil and climatic conditions.
Children from the elementary school decorate Christmas trees in front of Main Street shops and members of the volunteer fire department hang more than 900 lights on a huge Sitka spruce at the end of Main Street for the lighting of America's tallest living Christmas tree (151.5 feet in 2011).