It is the best time to transplant Acer truncatum after defoliation in winter, and it should be planted thinly to increase and improve the ventilation and light transmission conditions between seedlings and promote the flourishing crown. After defoliation in winter, you can enter the dormant period, and you can apply a thin layer of nitrogen, phosphorus and potassium base fertilizer and prune it to make the branches and leaves redder in early spring of the following year. In case of extremely cold weather, bonsai should be placed in a warm place sheltered from the wind and the sun or in a sunny place indoors to avoid freezing.
Japanese red maple likes cool and humid climate and has good shade tolerance. It grows strongly and rapidly in loose and fertile soil with good drainage, but its leaves are easily burned when there is strong direct sunlight in summer.
Extended data
American red maple
American red maple alias: red maple, northern red maple, North American red maple, swamp maple, Canadian red maple, brown sugar maple, scarlet maple. Acer of Aceraceae. Deciduous trees Main features: tree height 12- 18m, height up to 30M, crown width 10M, palm 3-5-lobed, the front of new leaves is pale red, then it turns green to dark green, the leaf length is 10CM, the leaf surface is bright green, and the back of the leaves is white, partly white.
In spring, the new leaves are red, which is in harmony with the string of red flowers. In summer, the branches and leaves become turbid; In autumn, the leaves are bright red and last for a long time. The tree stands upright with a round crown. Small red flowers bloom in spring, and the fruit has wings and is red. This tree species grows rapidly, which is the fastest growing variety among all American red maple varieties.
Baidu Encyclopedia-Japanese Hongfeng
Baidu Encyclopedia-Hongfeng-American Hongfeng