1. Soil

They like wet environment and can choose sandy soil with rich humus and good drainage

2. Illumination

It prefers light and can work normally in the whole day and half sunshine. Spring and autumn are the growth period, so we need to fully accept the sunshine, otherwise it will cause the color of petals to fade; When entering the dormancy period in summer, it is necessary to block the light and half light in time to prevent leaf burns

3. Temperature

The suitable temperature for its growth is 16-22 ℃, and it is not resistant to cold, so the indoor temperature should be controlled above 5 ℃ in winter; If the temperature is higher than 35 ℃ in summer, it should also be placed in a cool place to prevent the leaves from withering and yellowing

4. Moisture

It likes wet soil. In the growth period, in order to grow rapidly, keep the basin soil moist, but at the same time, pay attention to the appropriate amount of watering to avoid the phenomenon of ponding in the basin soil, otherwise it will rot the roots and cause the bulbs to rot. Watering can be postponed after rain

5. Precautions

Fertilizing once a month in the growth period, nitrogen phosphorus potassium compound fertilizer is the best; In addition, it has the hazards of leaf spot, gray mold and aphids. After infection, the diseased leaves should be removed in time and sprayed with drugs