The Christmas cactus is known for its beauty and versatility, making it a popular holiday plant. It's not a true cactus, but rather a member of the Schlumbergera family, native to the tropical forests of Brazil. The Christmas cactus is an easy-to-grow houseplant that requires minimal care, making it a perfect choice for beginners. To keep your Christmas cactus healthy and thriving, it's important to water it regularly. The Christmas cactus should be watered when the top inch of the soil is dry.