SucculentsĪt $3-$5 a pop at literally every big box store, these are by far the most popular and widespread type of cactus. Se this article for more about houseplants that are safe for cats. However, if kept out of the reach of children and pets, euphorbias have lots of aesthetic appeal to offer, and aren’t very fussy. The beloved African milk tree, as well as crown of thorns, are examples of euphorbia species, both of which possess the classic milky sap which is very sticky and can be toxic, depending on the variety. (Caution toxic sap) Generally laden with attractive leaf colors or blooms, euphorbia are a very diverse type of cacti with lots of variety.
These cacti typically require as much full sun as you can provide, but artificial lights can help speed up the growth process. Keep them happy long enough, and you’ll have yourself a very large, spiky, oblong ball of cute.
Oh, the short, spiky balls of cute that pop up in every store during summer months! Although generally kept as smaller indoor plants, barrel cacti, including the saguaro cactus, actually grow quite large in their natural habitats. While slow growing, the flower payout is certainly worth the wait. Orchid cacti are epiphytic, meaning they mostly grow in the air attached to other plants, but can be grown in the right soil conditions, so long as they receive lots of light and frequent misting. If you’ve ever wondered about those beautiful tree-bound blooming cacti, these are the ones with the vibrantly colored blooms that hang from long stems. Within these categories are several species that are all different, so knowing which kinds of cacti are related can help you decide which ones to add to your collection next. What Are the Best Types of Cacti to Grow Indoors?Ĭonsidering the thousands of species of cacti and succulents, it would take a very, very long time to list each and every one, so it’s best to narrow these down into a few different categories.Mini Cactus Types & Small Cactus Species.