A diverse genus of cacti recognized by their flat, pad-like stems and sometimes colorful spines or glochids. Opuntias are hardy, drought-tolerant, and ideal for sunny windowsills or indoor desert gardens. Some species may flower or produce edible fruit.
| Houseplant | |
| Opuntia | |
| Cactus | |
| Full sun to very bright light | |
| 65–85°F recommended | |
| Fast-draining cactus or succulent mix |