How to grow variegated clivia (Clivia miniata)? Practical growing tips shared

Soil: mix 65% humus soil, 20% clean sand, and 15% fine stove ash; the relative humidity of the soil should be around 40%. Fertilizing: clivia should be given one application of solid fertilizer in winter, with less nitrogen fertilizer and more phosphorus and potassium fertilizer. Watering: about every 20 days, combine watering with one application of fermented soybean cake water, diluted fishy water, or water from boiled water chestnuts. Heat preservation: the suitable growing temperature for clivia in winter is 15-20°C, and the day-night temperature difference is best around 10°C.