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Longstem adderstongue (Ophioglossum petiolatum) Care Guide

Care guide for Longstem adderstongue: light, watering, humidity, soil and temperature, based on the species' botanical profile.

Longstem adderstongue

📷 Keisotyo · CC BY 4.0 · GBIF/iNaturalist

Care at a glance

LightPlenty of light; some direct sun is tolerated.
WaterWater roughly every 7 days, let the top 2-3 cm of soil dry out between waterings.
HumidityModerate to high humidity (40-65%).
TemperatureWarm and humid: 18-27 °C (65-80 °F); keep away from frost and cold drafts.
SoilWell-draining mix, slightly acidic to neutral pH (6.0-7.0).
Growthmoderate growth. Mature height ~0.2 m (0.5 ft).
Origin

Native to: Assam, Bangladesh, Bismarck Archipelago, Borneo, Caroline Is., Chatham Is..

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Reference guidance based on the species' botanical profile; adjust to your home conditions.