Key points for the maintenance of Acer palmatum
Core content of this article: information about the woody flower Acer palmatum, key points for its maintenance. Next, the editor will introduce to the netizens.
Acer palmatum should be placed in a ventilated, well-lit, warm, and humid environment. In summer, it should be properly shaded to prevent exposure to the scorching sun. However, for those leaves that turn red in autumn, they need ample sunlight to turn red in the fall. In winter, it can be placed indoors to prevent the potting soil from drying and freezing.
Watering: It is usually advisable to keep the potting soil moist, especially during the germination and leaf expansion period, it should not be too dry. After entering autumn, when the leaves turn red, the potting soil should be slightly dry. Watering in summer should be done in the morning and evening to avoid abrupt changes in soil temperature, which can affect the physiological function of the roots. In autumn, it should be slightly dry.
Fertilizing: In spring and summer during the vigorous growth period, it is advisable to frequently apply dilute fertilizer water and pay attention to increasing the content of phosphorus and potassium fertilizers, which is beneficial for the bright color of the leaves. If the fertilizer is insufficient, when the cold frost attacks in autumn, it often cannot turn red and falls off.
Pruning: It is mostly done during the dormant period after the leaves fall, cutting off the diseased, weak, intersecting, parallel, and overlapping branches. It is also necessary to combine the tree shape to cut the overgrown branches of the current year short, usually leaving 1-2 nodes on each branch. Pruning should not be done during the growing period to avoid the outflow of sap from the wounds, which can affect growth.
Repotting: It should be done every 2-3 years, preferably before the germination period, removing 1/2 of the old soil and replacing it with fertile and loose leaf mold or pond soil, mixed with an appropriate amount of rice chaff ash and sandy soil.
Disease and pest control: The main diseases of Acer palmatum include brown spot and powdery mildew, which can be controlled by spraying Bordeaux mixture or lime sulfur mixture. The main pests include刺蛾, bags蛾, and longicorn beetles, which can be sprayed with 80% dichlorvos emulsion 1500 times to kill them.
The above content on the key points for the maintenance of Acer palmatum, hoping it is helpful to you!