Emerald green arborvitae ... Unlike the towering 'Green Giant', emerald green only grows up to 12 inches each year after reaching maturity, reaching a height of 15 feet and a width of 4 feet.

Green Giant' trees are a fast-growing solution for backyard privacy, growing as much as 4 feet per year in suitable conditions. Once mature, these trees can reach an impressive 60 feet in height and ...