1. Soil

Keel flower has no strict requirements for soil. It likes loose and breathable soil, and generally uses sandy soil with humus

2. Illumination

It needs sufficient sunlight. When the temperature is appropriate, it can be directly placed in the sun. When the temperature is higher than 35 ℃, it should be shaded or moved to a cool and astigmatic place to avoid sunburn

3. Moisture

Its shape and habits are similar to those of cactus. Its rhizome is thick and drought resistant, so there is no need to water too much. It can be watered once every five days in summer and once a month in winter

4. Temperature

The optimum temperature of keel flower is 25-35 ℃, so don't put it outdoors in overheated or cold during the growth period. If the temperature is not suitable, take it back indoors in time

5. Fertilization

Fertilizer can be applied properly during the growth period, generally once a month. You can choose rotten chicken manure and cow manure and apply thin fertilizer