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Suitable for U.S. Department of Agriculture plant hardiness zones 6 through 9, Leyland cypress is a naturally fast grower, growing 20 to 30 feet tall in the first 10 years, and eventually reaching over 50 feet tall and 20 feet wide.
1. Grow Leyland cypress in a full sun site on evenly moist soil. Leyland cypress tolerates most soil types, including clay, loam and sand, acidic and alkaline. It also tolerates drought and brief waterlogging, but grows best where soil moisture levels don't fluctuate widely.. Grow Leyland cypress in a full sun site on evenly moist soil. Leyland cypress tolerates most soil types, including clay, loam and sand, acidic and alkaline. It also tolerates drought and brief waterlogging, but grows best where soil moisture levels don't fluctuate widely.