A Christmas cactus is a type of succulent plant that is known for its vibrant, colorful flowers and attractive foliage. It is native to the Brazilian rainforests and is often found growing in rocky, shady areas. The flowers of the Christmas cactus are tubular in shape and come in a variety of colors, including red, pink, white, and yellow. The flowers are also often adorned with frilly petals and can bloom in clusters. The foliage of the Christmas cactus is a deep, lush green and is often characterized by its scalloped edges and branching stems.