The Japanese maple is a traditional species in bonsai is also favored in the gardens everywhere due to its many cultivars, forms of its remarkable genetic variability. More than a thousand registered cultivars are already offered to enthusiasts around the world. Used as an isolated tree, in groups or near shrubs, but also planted in gardeners or pots and placed on terraces. Not found in the landscaping arrangements of Japanese type, it brings aristocratic and artistic notes wherever it is present. The typical leaves are palmate, of different colors, depending on the season or variety, with 5-9 lobes. Currently, the newly emerged leaves have shades of bronze to red, summer is green and autumn, almost invariably, orange or bright red. On the young branches the bark is green or red, and on the trunk or the old branches it presents shades of gray and beige. The height can be between 1 and 18 m, most often between 4 and 10 m.
Common are group plantings or over stones.
The Japanese maple being an outdoor bonsai, prefers sunny, bright places but also develops in a light shade. On honeymoon days, offer partial shading to avoid leaf shedding. Sheltered places, with no strong wind, are the ones who care the most. During winter, the roots of temperatures below minus 10 C.
TÜNDE / BINDING
Japanese maple can be pruned in the spring, with roots or in summer. Trim the roots before the branches to avoid translocation of sap. If you choose to trim at the same time as replanting. If not, trim the branches one month before transplanting. New tips can be manually trimmed from spring to mid-summer. Cut branches that are too thick or with long internodes, keep the fine ones with short and thick internodes. It can be tied all the time of year, preferably when it is leafless and the whole structure is easily visible.
Watering / SUBSTRATE
Use one draining and retentive substrate, slightly acidic. Watered daily, prefers a permanently cool substrate.
The Japanese maple is fertilized weekly from March to September, with one fertilizer balanced.
Each year, replanting is done on young Japanese maple specimens, then every 2-3 years, in the spring, at bud swelling. Trim the thick roots, keep those in proportion to the tree. In hard water areas add sphagnum moss to the substrate.