I am no expert and much of my success has been achieved through trial and error and a refusal to give up. There are a few rules that must be followed especially with cactus and succulents in the winter. Plants are like people and there are conditions they do well in and those they don’t.
Recommended growing zones can tell you a lot but you almost have to read between the lines. The growing zones listed on labels and online are mainly for their cold hardiness. There is also a heat zone that can tell you about maximum temperatures.