The time to change the basin is determined by the flowerpot. If it is a large type of seabuckthorn bonsai, the basin will be larger and deeper, so the basin change is generally carried out once every two years or so. If it is a small fire thorn bonsai, the flowerpot is small and shallow, it needs to be changed once a year.
Pyracantha change basin, time is generally in late February to Qingming before
For firethorn basin, you can choose the basin with appropriate size and caliber. The material can be tile basin, pottery basin or plastic basin. Soil can be configured with nutrient soil, garden soil, sand soil mixed with a little compound fertilizer, configured as a substrate, in addition to the substrate, you can also add broken tiles at the bottom of the basin.
Take out the plants of Pyracantha fortunei, remove the old roots and soil, and then put them into the pot. On the basin, pad several pieces of broken tiles in the flowerpot, lay a layer of coarse sand, and put the configured matrix. Spread the root system of Pyracantha fortuneana, put it in the soil, fill it with soil, pay attention to the soil should be even and compacted, don't fill it too full.
After the firethorn is put into the basin again, it is necessary to pour enough water first and put it in a cool place for maintenance for about 10 days. After that, it can be managed normally.
When changing pots, pay attention to that the soil cannot be completely removed, and a part of the soil at the root should be reserved. If you need to prune the root system, be careful not to prune the main root, you can prune the redundant root system, you can also prune the old leaves and branches with weak growth.
After the firethorn changes the pot, pay attention not to move the pot frequently, so as not to affect the growth of the plant. After a period of maintenance, basin soil subsidence can be used to supplement some soil
