Known for their incredibly diverse and often intricately patterned foliage, many Calathea species are also famous as "prayer plants" for their habit of folding their leaves up at night and unfurling them in the morning.
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Light: Provide medium to low, indirect light. Since these plants are naturally found on the forest floor, direct sunlight will quickly scorch their delicate leaves and cause their vibrant colors to fade.
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Temperature: These tropical plants love warmth. Maintain consistent temperatures between 18-27°C (65-80°F). Be sure to protect them from any temperatures below 15°C (59°F).
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Humidity: High humidity is crucial for these plants, as they thrive in levels between 60-80%. Insufficient humidity can lead to crispy leaf tips and edges.
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Watering: Keep the potting mix consistently moist, but never soggy. Water thoroughly when the top inch or two of the soil feels dry to the touch. Since they are sensitive to chemicals in tap water, using distilled water, rainwater, or filtered water is highly recommended to prevent brown leaf tips. Ensure the pot has excellent drainage to avoid root rot.
With their stunning foliage and unique leaf movements, Calatheas are truly rewarding plants to grow, provided their specific needs, especially for humidity and water quality, are met.