If you choose a cactus as a terrarium plant, it’s much easier to care for when you keep it in a small pot.
Cacti are your typical open-terrarium plants. They thrive in desert-like warm conditions and require very little care. Contrary to belief, cacti do prefer regular watering. During the warmer months, a few times a month of light watering is perfect. If you choose a cactus as a terrarium plant, it’s much easier to care for when you keep it in a small pot.