Christmas Cactus

Also known as

Holiday Cactus, Crab Cactus

Fast grower

Keep this plant’s care guide close at hand.

About Christmas Cactus

Schlumbergera truncata, commonly known as the Christmas Cactus, is a popular houseplant famous for its vibrant and showy flowers that bloom around the holiday season. Native to the coastal mountains of southeast Brazil, this cactus is not a desert cactus but a tropical one, thriving in environments that mimic the shady, humid conditions of its natural habitat under forest canopies. It features flat, segmented stems that resemble leaves and flowers in shades of red, pink, purple, orange, or white. The blooms emerge from the tips of these stems, curving gracefully like bells.

Taxonomy

Scientific name

Schlumbergera truncata

Genus

Schlumbergera

Family

Cactaceae

Order

Caryophyllales

Properties & Requirements

Difficulty: Easy

Humidity: 50% - 70%

Soil pH: 5.5

Repot Every: 104 weeks

How to care for Christmas Cactus

Water

Water the Christmas Cactus thoroughly when the top inch of soil feels dry to the touch. During active growth in warmer months, keep the soil slightly moist. Reduce watering in the winter when the plant is dormant, allowing the soil to dry out more between waterings. Overwatering can lead to root rot.

Light

Schlumbergera truncata performs best in bright, indirect light. Direct sunlight can lead to leaf scorching, while too little light can inhibit flowering. An east or west-facing window covered with a sheer curtain is ideal for the right balance of light.

Nutrients

Feed your Christmas Cactus with a half-strength balanced fertilizer every month during the growing season from spring to early fall. Avoid fertilizing in the winter when the plant is dormant. A fertilizer with higher potassium content may help in enhancing bloom quality and frequency.

Temperature

The ideal temperature for Christmas Cactus is between 60 to 70 degrees Fahrenheit (15 to 21 degrees Celsius) during the growing season. Nighttime temperatures of 50 to 55 degrees Fahrenheit (10 to 13 degrees Celsius) help stimulate bud production. Avoid exposure to temperatures below 50 degrees Fahrenheit (10 degrees Celsius) to prevent damage.

Pro Tips

To initiate flower bud formation, the plant requires shorter daylight hours and cooler temperatures at night around 50 to 55 degrees Fahrenheit (10 to 13 degrees Celsius) starting in late September to early October.
Ensure high humidity by placing a tray of wet pebbles beneath the plant, particularly when heating systems are active during winter.
Prune the Christmas Cactus in June to encourage branching and more blooms during the winter season.
Avoid overwatering and ensure the pot has good drainage to prevent root rot.
Keep the plant in a location where it gets bright but indirect light during the growing period, and slightly cooler conditions in the fall and winter.