1、 Soil

Iris serrata is suitable to grow in sandy soil rich in humus and good drainage. Rotten leaf soil or mountain soil with more humus can be selected. Slightly acidic loose soil or iron containing soil is also suitable for its growth

2、 Illumination

It likes shade and avoids direct sunlight. It is recommended to plant it in a ventilated and shady place, which is more suitable for its growth. When the sunshine is strong in summer, it needs to be shaded to avoid burning or scorching of leaves

3、 Temperature

It likes a warm environment. The most suitable temperature for its growth is 15-30 ℃. When it is high in summer, it needs to be cooled appropriately to prevent its poor growth. It shall not be lower than 5 ℃ in winter, otherwise its growth will be affected

4、 Watering

It likes a humid environment. It must be watered thoroughly every time, and half of the water can't be watered. Water when it is dry and stop when it is wet. Watering is generally carried out in the morning or evening. It is forbidden to water at noon and pour it in the head. Clean, pollution-free and slightly acidic water (pH value 5.5-6.5) is generally used for watering

5、 Fertilization

It has little demand for fertilizer. Some organic fertilizer can be applied appropriately. The fertilization is mainly foliar spraying. In the growth and development period, foliar fertilization can be carried out once in about 10 days. Farmyard manure is a good organic fertilizer, but it must be stacked and rotten for more than a year before it can be applied