Orchids (especially the popular Phalaenopsis) are often considered demanding. However, if you provide the right stimuli, they will reliably bloom for years.
Here are the 4 most important care tips to continuously encourage your orchid to form buds:
- The Temperature Trick (Stimulating Blooming)
Orchids often need a signaling system from nature to know that it’s time for new flowers.
How to do it: In autumn or spring, place the plant in a slightly cooler location (around 15–18 °C) for about 2 to 3 weeks, especially at night.
Effect: This temperature difference simulates the changing of the seasons and stimulates the formation of new flower spikes.
- Soaking Instead of Watering
Waterlogging is the number one enemy – rotten roots can no longer absorb nutrients to support buds.
How to do it: Don’t water from above, but instead soak the plastic pot every 7 to 10 days for about 10–15 minutes in lukewarm, low-lime water (rainwater is best).
Important: Let the water drain completely afterward. The roots should be silvery-gray before you soak them again (green roots are still moist enough).
- The Right Way to Cut After Flowering
Don’t cut faded stems right down to the base too quickly.
How to do it: If the stem is still green, cut it just above the third bud (the small thickenings on the stem).
Effect: A new side shoot with fresh buds often sprouts from this bud. Only remove the stem completely when it is completely brown and dried out.
- Bright, indirect light & gentle fertilization
Without sufficient energy, the plant cannot develop flowering power.
Light: An east- or west-facing window is ideal. Direct midday sun will burn the leaves, while too much shade will prevent flowering.
Fertilizer: Fertilize only during the growth and flowering phases, every 2 to 3 weeks, using special orchid fertilizer at half strength. Regular plant fertilizers are far too strong and will burn the delicate aerial roots.