The Christmas cactus blooms in winter when temperatures are cooler. Easter cactus plants bloom mainly in the springtime and can blossom more than once in a year naturally.
The leaves on the Easter cactus have jagged "teeth" on the segments. The Christmas cactus has leaves with curving or scalloped edging on the segments.
The Christmas cactus leaf is a shiny green with purple edging on the jagged segments or phylloclads. Leaves of the Easter cactus are a duller, deeper green color.
Easter cactus blossoms are pink, rose mauve, purple and red while the dwarf Easter cactus has rose-red flowers. Christmas cactus flowers blossom at the stem tip in red, pink, purple orange and cream.
Easter and Christmas are tropical cactus plants that grow wild on trees in Central and South America.