|It is a fast-growing, pyramidal, evergreen tree with scaly leaves held on flattened to quadrangular branchlet sprays. Foliage of 'Silver Dust' is medium green dappled with interesting, creamy white to gray markings. Produces round, brown female cones and ovoid, yellow male cones, 1/16-1/8 inch long. This vigorous conifer can grow over 100 feet tall, though it usually reaches around 80 feet tall and spreads 15 feet under landscape conditions. Accepts a wide range of growing conditions. Superior quick screen or windbreak.