Acer palmatum 'Emperor I', commonly known as Emperor I Japanese Maple, presents a captivating upright habit that adds a touch of elegance to any garden. This deciduous tree thrives in hardiness zones 5 through 8, preferring a moderate climate with temperatures ranging from 60°F to 85°F. Its stunning foliage unfolds in a striking deep red hue, which intensifies through the seasons before transitioning to a vibrant crimson in autumn. The mature tree reaches an impressive height of 15 to 20 feet, making it an exceptional ornamental centerpiece. Emperor I is celebrated for its resilience to cold and its adaptability to various soil types, ensuring a striking visual impact in both formal and informal landscapes.