Or, you can use pre-made cacti. 3. Stick the cuttings in a well-draining potting mix once they've dried and healed. A stone doesn't require potting mix. Euphorbia plants can be damaged by prolonged sunlight exposure. This can lead to permanent scarring and even death. Plus, aloe vera is also easy to propagate once you've learned how to grow it from cuttings, seeds, or even by division. Aloe Vera thrives best in tropical climates. But, it can also do well indoors. Aloe vera is mostly water.