Cacti are easy-going houseplants that come in a multitude of shapes and sizes. Follow our guide to caring for cacti ... There are two main groups of cacti - the desert cacti (usually covered ...

Yet more than one billion people, one-sixth of the Earth's population, actually live in desert ... as cacti, have special means of storing and conserving water. In existing deserts, some species ...

cacti are being dug up at an ever accelerating rate for zealous collectors looking for niche species. Additionally narco-tourists are mining desert regions for small, psychotropic peyote plants ...

How often to water a Christmas cactus ... where desert cacti thrive). Plus, how often to water Christmas cactus plants varies ...