Thanksgiving Cactus
Schlumbergera truncata
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Care requirements
| Watering | every 1-2 weeks — Water when top inch of soil is dry; more in bloom |
|---|---|
| Light | Bright, indirect |
| Humidity | 40%–70% (ideal 55%) |
| Temperature | 15–27°C (ideal 21°C) |
| Fertilizer | Every 2-3 months in spring/summer — Low-nitrogen cactus fertilizer |
| Soil | Very well-draining cactus/succulent mix (pH 5.5–7.0) |
Quick answers
How often should I water Thanksgiving Cactus?
Water Thanksgiving Cactus every 1-2 weeks. Water when top inch of soil is dry; more in bloom.
How much light does Thanksgiving Cactus need?
Thanksgiving Cactus grows best in bright, indirect light. Protect it from harsh direct sun, which can scorch the leaves.
What is the most common problem with Thanksgiving Cactus?
Etiolation is the most common problem. Likely causes: insufficient light. What to do: move to a brighter spot; gradually increase sun exposure.
Common problems & fixes
Etiolation
Causes: Insufficient light
Fix: Move to a brighter spot; Gradually increase sun exposure
Yellow leaves
Causes: Overwatering, Poor drainage, Cold drafts
Fix: Reduce watering; Check drainage holes; Move to a warmer spot
Brown tips
Causes: Low humidity, Fluoride in tap water, Underwatering
Fix: Increase humidity; Use filtered water; Water more consistently
Root rot
Causes: Overwatering, Heavy soil, No drainage holes
Fix: Repot in well-draining soil; Allow soil to dry; Trim mushy roots
Pests
Causes: Mealybugs, Spider mites, Scale
Fix: Wipe with insecticidal soap; Isolate the plant; Check new plants before bringing home