Alum root can be propagated by cuttage, sowing or division, and the more commonly used method is division. In spring or autumn, the vigorous alum roots are potted and cut into several sub-plants vertically and equally from the base of the rhizome with a knife, so that each sub-plant has some leaves and roots. Then prepare some soft culture soil, plant the sub-plants into the soil respectively, and put them in a warm place for slow maintenance.
1. Adequate astigmatism
Colocasia esculenta is suitable for growing in semi-shade environment, has strong adaptability to light, likes to grow in astigmatic environment, and can grow vigorously and promote normal photosynthesis only by maintaining sufficient scattered light.If you grow in a place where the sun is not good for a long time, the leaves will not shine and the growth will be weak.
2. Application of water and fertilizer
Colocasia esculenta is a plant that likes to be wet. It is suitable for growing in a moist and warm environment. During the growing period, it can be watered every two or three days. In summer, the evaporation is strong. It can be watered once a day to keep the potting soil moist.The application of nutrients is also critical, can be selected in the period of vigorous growth, every half a month to apply fertilizer, to apply light fertilizer, can not use thick fertilizer.
3. Suitable temperature
It is suitable for growing in a warm environment, and the temperature should be kept at about 15-25 C. It grows well in this range.In winter, we should keep warm and control the temperature at least above 5 C. In order to avoid frostbite and ensure the safety of taro in winter.
4. Soil preparation
Soil conditions are the basis for growth. It is necessary to provide fertile, loose and permeable soil, which can be prepared with sandy soil, garden soil and humus soil to maintain good drainage, so that the soil can be conducive to growth.
5. Precautions
Colocasia esculenta likes high humidity environment, so it is necessary to spray water properly during growth to maintain high air humidity.
