Acer japonicum 'Ruby' is an attractive deciduous tree known for its elegant, rounded habit and stunning foliage. Adaptable to USDA hardiness zones 5 to 7, it thrives in temperate climates with cold winters and mild summers, preferring temperatures between -20°F to 0°F during the dormant season. Its striking leaves emerge as a deep red in spring, gradually darkening to a rich burgundy in summer before transforming into brilliant shades of scarlet in the fall. This cultivar typically reaches a mature height of 10 to 15 feet, making it an excellent choice for small gardens or as a focal point in larger landscapes. The low-maintenance Acer japonicum 'Ruby' provides year-round visual interest and is sure to captivate with its vibrant colors.