1、 Soil

The cultivation of four seasons orange should use fertile acidic soil, not alkaline soil. It will be difficult to survive

2、 Watering

Watering should be done in an appropriate amount. The amount of watering should not be too much. The principle of ensuring that the basin soil is wet should be followed. The watering interval should be changed according to the season and weather. The watering interval in summer is very short, and the leaves should be sprayed with water frequently. In winter, the watering frequency should be controlled to avoid frostbite

3、 Fertilization

Siji orange is very strict with fertilizer, and the fertilizer used in each season is also different. Borax or urea should be sprayed during flowering, phosphorus fertilizer should be applied in the later stage of flower and fruit, gibberellin should be applied before and after fruit bearing, and farmyard fertilizer can be applied at ordinary times

4、 Illumination

It likes a sunny growth environment, so it should be given enough light during its growth. If it is placed in a dark place for a long time, it will grow poorly