For help in choosing the right one, we have written an article about the best grow lamps as reviewed by succulent enthusiasts. You can either dig a hole in the soil using your fingertips or buy a moisture tester. It's easy to grow this plant indoors. But, in some parts of the globe, this is more difficult. However, you need to check whether there is any water retained at the bottom of the growing container before walking away. A grow light may be necessary if your succulent doesn't seem to be changing in color or it is still growing sideways or tall.