Cactus and succulent mixes are good growing mediums for variegated string of hearts. Potting mix needs to be light and drain ...
However, be cautious of intense midday sun, especially for delicate or variegated succulents, as it can scorch their leaves.
For instance, flowering plants and those with variegated foliage need more light than plants with plain green foliage, while ferns like a darker position. Cacti, succulents and carnivorous plants ...