It is a good idea, especially if the plant is indoors, to mix a bit of regular potting soil with the sand. A 50/50 mixture is good. Be careful with watering this soil as it will hold dampness and your plant could rot. Feed regularly with a succulent or cactus food. … You can amend your soil with a mixture of a small amount of lime, and 50/50 top soil and peet moss. They need fertilized with a good garden fertilizer such as 12/12/12 and watered regularly. …

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