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Black spleenwort (Asplenium adiantum-nigrum) Care Guide
Care guide for Black spleenwort: light, watering, humidity, soil and temperature, based on the species' botanical profile.
📷 BerndH · CC BY 4.0 · GBIF/iNaturalist
Care at a glance
LightBright, indirect light (near a sheer-curtained window).
WaterWater roughly every 5 days, let the top 2-3 cm of soil dry out between waterings. Drought-sensitive — don't let it dry out completely.
HumidityHigh humidity (60-90%): mist or use a humidity tray.
TemperatureTemperate: 12-24 °C (54-75 °F).
SoilWell-draining mix, slightly acidic to neutral pH (5.0-7.0).
Growthmoderate growth. Mature height ~0.9 m (3.0 ft).
Origin
Native to: Afghanistan, Albania, Algeria, Arizona, Austria, Azores.
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Download Leafy →Reference guidance based on the species' botanical profile; adjust to your home conditions.