Plant comparison
Kalanchoe vs Christmas cactus
Two flowering succulent gift plants sold at the holidays — kalanchoe is toxic to cats and dogs, Christmas cactus is pet-safe.
| Kalanchoe | Christmas cactus | |
|---|---|---|
| Botanical name | Kalanchoe blossfeldiana | Schlumbergera bridgesii |
| Light | Direct sun (at least 4-6 hours) | Bright indirect light (just back from a sunny window) |
| Water | When the soil is dry, every 10-14 days | When the top 2 cm of soil is dry, every 7-10 days |
| Soil | Free-draining cactus or succulent mix | Epiphytic cactus or aroid mix |
| Humidity | 30-50% | 50-60% |
| Temperature | 15-24°C (60-75°F) | 15-24°C (60-75°F) |
| USDA hardiness | 10-12 (indoor-only in most US homes) | 10-12 (indoor-only in most US homes) |
| RHS hardiness | H1c | H1b |
| Mature size | 20-40 cm tall | 30-60 cm spread |
| Growth habit | Compact succulent rosette | Trailing or arching epiphytic cactus |
| Toxicity (cats/dogs) | Toxic to pets | Pet-safe |
Which one should you choose?
- Choose Kalanchoe — Kalanchoe if you prefer its compact succulent rosette habit at 20-40 cm tall indoors.
- Choose Christmas cactus — Christmas cactus if pets share your home — it is non-toxic to cats and dogs (ASPCA), while Kalanchoe is toxic to pets.
Either way, the full care brief lives on each plant's own page: Kalanchoe care and Christmas cactus care. For pet-safety detail see Kalanchoe and Christmas cactus.
Kalanchoe vs Christmas cactus — frequently asked questions
Is Kalanchoe the same as Christmas cactus?
No — Kalanchoe is Kalanchoe blossfeldiana and Christmas cactus is Schlumbergera bridgesii. Two flowering succulent gift plants sold at the holidays — kalanchoe is toxic to cats and dogs, Christmas cactus is pet-safe. The look can be similar, but their light, water and toxicity needs are not interchangeable.
Which is easier to care for, kalanchoe or christmas cactus?
Easier comes down to your conditions. Kalanchoe wants direct sun (at least 4-6 hours) and to be watered when the soil is dry, every 10-14 days. Christmas cactus wants bright indirect light (just back from a sunny window) and watering when the top 2 cm of soil is dry, every 7-10 days. Match the species to the brightest spot you actually have and how often you remember to water — both can be the easier pick for the right home.
Is kalanchoe or christmas cactus safer for cats and dogs?
Per the ASPCA, Kalanchoe is toxic to pets and Christmas cactus is pet-safe. Christmas cactus is the pet-safer choice.
How big do kalanchoe and christmas cactus get indoors?
Kalanchoe matures to 20-40 cm tall, with a compact succulent rosette habit. Christmas cactus reaches 30-60 cm spread, trailing or arching epiphytic cactus. Plan for the eventual size, not the size in the nursery pot.
Can kalanchoe and christmas cactus live in the same room?
Yes — both can share a room as long as you give each one a spot that matches its light requirement. Kalanchoe needs direct sun (at least 4-6 hours); Christmas cactus needs bright indirect light (just back from a sunny window). Group them only if their watering and humidity needs are also close, otherwise keep them on different schedules.