Christmas cactuses, also known as Schlumbergera bridgesii, are not usually considered toxic to cats. However, it's still important to be cautious as some cats may be more sensitive to certain plants than others. The Christmas cactus is a popular holiday plant that comes in a variety of colors and is known for its long-lasting flowers. It is a tropical plant that is not native to North America and does not grow in the wild in the United States. The Christmas cactus has a reputation for being a difficult plant to care for, but with proper care, it can be a beautiful addition to any home.