but they are also easy plants to propagate—meaning you can expand your cactus collection with ease (and for free). There are more than 2,000 cactus varieties, and there are a number of different ...

the pencil cactus is one of the easiest out there. I spoke to two tropical plant experts to learn about the propagation process of a pencil cactus step-by-step, so you can grow many more of these ...