1、 Time

If you want to change the basin for it, you'd better wait until Qingming, move it out of the house and select the basin according to the size of the tree. If you use the basin for the first time, you can use a basin with a diameter of 40 cm. For the last time, you can use a cylinder or a relatively high wooden bucket. It is generally changed once every two years. If the tree is large, it can be changed only once every three or four years. The shape of the basin should be increased every year. When it grows to more than two meters high, it only needs to change the soil without changing the basin

2、 Before changing Basin

If you want to change the basin, you should water the surrounding of the basin the day before, which can help the soil in the basin separate from the original basin, or dig out the soil at the edge of the basin and take out the original basin soil together with brandy. Shovel out a circle of soil around it with iron catalpa, grasp it with one hand, slowly pour the basin, push out the soil with one hand through the vent hole, and remove some old or rotten roots, which can help it grow new branches, bloom more flowers, and then move it to a new basin

3、 Precautions

When changing the basin, cover the drain hole at the bottom of the basin with tiles and lay some rough stones to help it drain and breathe. Then put cultivation soil on it. The soil only needs to cover its root neck. The soil on the surface should be three or four centimeters away from the mouth of the basin

The soil should be loose and breathable, preferably sandy soil, which should be acidic. If alkaline soil or water is used, it will not grow well or even die. It can be planted with a little bone meal, garden soil, rotten leaves, etc. Water it thoroughly, support it with discarded columns to prevent it from being blown down by the wind, and shade it with something

During this period, keep the soil wet, but don't water too much, otherwise the roots will rot. After changing the basin, water it thoroughly for the first time, and wait until it is dry for the second time. Usually, you can spray water on the leaves. If the brandy is bought from other places, first trim it, and then immediately put a basin on it. Do not remove the original soil on the root. When it slows down, let it receive the light