Light: Full sun. Perfect for a sunny window. Water: Water during the summer and spring, making sure drainage is immaculate. Reduce water in the winter to monthly. Temperature: Prefers average summer temps (65 F to 70 F). In winter, cool to 50 F. Soil: A well-drained succulent mix, with an ideal pH around 6.0 (slightly acidic). Fertilizer: Feed with a controlled-release fertilizer at the beginning of the season or weekly with a weak liquid solution. Use a balanced 20-20-20 fertilizer at 1/4 strength on mature plants, and a fertilizer with less nitrogen on young plants.