|This dwarf cultivar 'Nana Gracilis Glauca' has blue to green foliage in shell-like shapes. The plant itself is irregular but roughly con-like in shape. It typically has blunt, paired leaves with 'X' markings underneath. This plant enjoys full sun and moist soil in a cooler climate. Good plant for landscape use.
C. obtusa is a medium large evergreen, under cultivation it usually does not exceed 40 to 50 feet tall, but with age will grow height. Has a spread of 15 to 30 feet. Has a spreading, irregular, open form with dark glossy green foliage. Very slow growing and is suited principally to a large oriental garden. Splendid bonsai subject. Prune to shape.