With the right warm conditions, moisture levels, and filtered light, the string of hearts plant is fast-growing and will flower abundantly. It is known for being robust and is a good plant for inexperienced houseplant growers as it can cope with periods of neglect relatively well.
Positioning your string of hearts plant somewhere that it will receive bright, but dappled, filtered sunlight will see the best results in terms of growth and flower production
String of heart plants thrive in well-drained cacti potting mixes. Although they appreciate decent fertility, if the mix is overly rich, the plants can become straggly-looking.
If you are using an ordinary potting mix, it will need additions of things like pumice or perlite to ensure it has sufficient drainage.
Although the string of hearts is drought-tolerant, it does like more frequent watering than many other succulent species. Let the soil dry in between waterings and then provide a deep watering. Too much water can result in swollen foliage, leaf drop, and the growth-habit can become messy.
It's vital that your string of hearts plant isn't left in standing water. This is a quick way to kill them off, and excellent drainage is vital