

The Bat Flower (Tacca chantrieri) is a tropical perennial plant, famous for its spectacular black or deep purple flowers that resemble a bat in flight, with long, filamentous "whiskers." It is native to Southeast Asia and requires warm, humid, and shaded conditions to thrive.
Its flowers are among the most striking and unusual in the plant world. The intense black or very dark purple color of its bracts (which form the "wings" of the bat) is extremely rare in flowers. Combined with the long, thread-like bracts (the "whiskers"), which can easily exceed 30 cm in length, it creates an unmistakable silhouette, reminiscent of a bat in mid-flight or a mysterious creature. This appearance has earned it names like "Devil’s Flower."
Suitable for growing indoors or in heated greenhouses in non-tropical climates. It requires constant warmth (minimum 15-18°C, ideal 20-30°C) and very high humidity (70-80% or more). Thus, it is sensitive to cold and low humidity.
It should be placed in partial shade or very bright filtered light. Never in direct sunlight, which would scorch its leaves. A protected north- or east-facing windowsill or under grow lights are good options.
It needs a rich, organic, well-draining substrate that retains moisture (without waterlogging). Orchid mixes (bark, sphagnum moss, perlite, charcoal) or carnivorous plant mixes are ideal. The pH should be slightly acidic to neutral.
Keep the substrate constantly moist during the growing season (spring-summer), preferably using rainwater, distilled, or low-mineral water. Reduce watering slightly in winter, but never let the substrate dry out completely. Overwatering is the main cause of death (rots the rhizome).
It requires frequent misting (with soft water) or a humidifier. Low humidity causes brown leaf tips and hinders flowering.
Fertilize very lightly with a balanced, diluted liquid fertilizer (1/4 or 1/2 strength) during the growing season.
Data sheet
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