🌵 Schlumbergera truncata
Schlumbergera truncata is a popular flowering houseplant often called the Thanksgiving cactus. It belongs to the cactus family but grows very differently from desert cacti.
🌿 Key Characteristics
- Plant type: Epiphytic cactus (naturally grows on trees in forests)
- Origin: Brazil’s tropical rainforests
- Stems: Flat, segmented, and slightly pointed edges
- Flowers: Pink, red, white, orange, or purple
- Bloom time: Usually late fall to early winter
🌸 Difference from Christmas Cactus
Many people confuse it with the Christmas cactus.
| Feature | Thanksgiving cactus (Schlumbergera truncata) | Christmas cactus |
|---|---|---|
| Leaf edges | Pointed, claw-like | Rounded |
| Bloom time | November | December–January |
| Flower shape | More tubular | Slightly drooping |
☀️ Care Guide
Light
- Bright indirect sunlight
- Avoid harsh direct sun
Water
- Water when the top 2–3 cm of soil dries
- Do not let soil stay soggy
Temperature
- Ideal: 16–22°C (60–72°F)
Soil
- Well-draining mix (cactus soil + peat + perlite)
🌺 How to Make It Bloom
To encourage flowering:
- Give 12–14 hours of darkness daily for about 6 weeks in autumn.
- Keep temperatures slightly cooler (10–15°C / 50–59°F at night).
- Reduce watering slightly during this period.
Buds usually appear afterward.
🌱 Propagation
Very easy to propagate:
- Break off 2–3 stem segments.
- Let the cut end dry for 1 day.
- Plant in moist soil.
- Roots form in 2–3 weeks.
⚠️ Common Problems
- Bud drop: sudden temperature or light change
- Yellow stems: overwatering
- Wrinkled stems: underwatering
💡 Interesting fact: Unlike desert cacti, Schlumbergera truncata evolved in humid forests, which is why it prefers more moisture and shade than typical cacti.
If you want, I can also show you:
- How to make your Thanksgiving cactus bloom every year 🌺
- The 5 biggest mistakes people make with Schlumbergera
- How to grow it bigger and fuller indoors.