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Getting a Christmas Cactus to Rebloom

Carmel's Christmas cactus bloomed once when new, then never again despite regular watering.

Solution

Blooming requires photoperiod control: 12–14 hours of uninterrupted darkness nightly for 6–8 weeks in fall, plus cool temps (50–55°F). The expert referred to a detailed FAQ: GardenWeb Christmas Cactus FAQ.

Key Triggers

Short days / long nights
Temperature drop
Reduced watering during bud set

Follow the FAQ's schedule for reliable holiday blooms.

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