Barrel Cactus (Ferocactus) The barrel cactus is a more common type of cactus. They start off round, as shown in the above ...

Although there are more than 100 types of kalanchoe, the most common indoor plant is Kalanchoe blossfeldiana, an easy-to-care-for evergreen that blooms, particularly in cold-weather months, in ...

Even within the most common species, Opuntia ficus-indica, you might see fruit that's white, green, purple, yellow, red, or orange. Prickly pear is a kind of cactus fruit.

Although these plants are called cacti, they are not at all like the common desert cactus. These three species of cactus are members of the group of cacti called leaf cacti and the plant bodies ...