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Polystichum acanthophyllum

Polystichum acanthophyllum

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Polystichum acanthophyllum is a rare fern native to the high-altitude regions of China, including southeastern Tibet, Yunnan, western Sichuan. It grows at altitudes of 2800–4000 meters above sea level, thriving in shaded, humid environments on moss-covered rocks and tree trunks. Known for its finely divided fronds, this fern requires specialized care, making it a challenging yet rewarding plant for experienced growers.

Care Tips:

  • Light: Prefers bright, indirect light. Keep light levels between 4000–10000 lux, mimicking its natural high-altitude habitat. Avoid direct sunlight to prevent leaf scorch.

  • Soil: Thrives in well-draining, moisture-retentive substrates such as sphagnum moss or a mix of orchid bark and perlite.

  • Watering: Requires consistent moisture but should not be waterlogged. Mist regularly to maintain high humidity levels (60–90%).

  • Temperature: Best suited for temperatures between 8°C and 22°C (46°F to 72°F). This fern is not tolerant of high temperatures and thrives in cooler environments.

  • Humidity: Requires high humidity (60–90%), making it perfect for terrariums or humid indoor environments. Regular misting is necessary to maintain optimal humidity levels.

Difficulty Level:
Due to its high-altitude origin, Polystichum acanthophyllum has high care demands. It is best suited for advanced growers who can replicate its natural conditions.

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