Adiantum adiantoides

Maidenhair fern

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Taxonomy

Common Names

Maidenhair fern

Context

nativeRegion

Tropical and subtropical Americas.

usdaZones

9-11

companionPlants

Other ferns, Calatheas, Fittonias

culturalUses

Mainly ornamental; admired for its graceful, decorative foliage.

Care

LightBright, indirect light; avoid direct sun to prevent leaf scorch.

WateringKeep soil consistently moist, but not soggy. Use room temperature water.

SoilWell-draining, humus-rich, slightly acidic soil; add peat moss or compost.

FertilizerDilute balanced liquid fertilizer every 4-6 weeks during growing season.

HumidityHigh humidity required (above 60%). Mist regularly or use a pebble tray.

TemperaturePrefers 16-25°C (61-77°F); avoid cold drafts and sudden temperature drops.

HabitClumping, deciduous fern with delicate, divided fronds.

Mature Size30–50 cm (12–20 in) tall and wide.

Growth RateModerate growth under optimal conditions.

BloomingNon-flowering; reproduces via spores.

DormancyNo true dormancy, but may slow growth in winter.

MethodsDivision of rhizomes, Spore sowing

DifficultyModerate

Best SeasonEarly spring for division; late spring to summer for spores.

PruningRemove old, yellow, or damaged fronds to encourage new growth.

RepottingRepot every 2-3 years or when rootbound; use fresh soil.

Pests & DiseasesGenerally pest-free; occasional spider mites, aphids, or fungal spots if humidity/airflow is poor.

ToxicityNon-toxic to pets and humans.

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