Adiantum raddianum

Southern Maidenhair Fern

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Delicate tropical fern with fan-shaped leaflets on slender black stems, prized for its lacy appearance and high humidity needs.
yard Indoor plants wb_sunny Half-shade pets Pet Friendly
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Plant Details

Common Name Southern Maidenhair Fern
Family Pteridaceae
Genus Adiantum
Species Raddianum
Origin South America
Blooming Non-flowering fern, reproduces via spores on leaf undersides (sori)
Leaf Color Bright green to emerald
Sunlight Half-shade
Category Indoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Rich humus mix with peat moss and perlite for drainage while retaining moisture

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Watering

Keep soil consistently moist but not waterlogged; mist frequently to maintain high humidity levels

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Sunlight & Care

Indirect light only; direct sun scorches fronds instantly, prefers filtered brightness

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Fertilization

Dilute liquid fertilizer monthly during active growth (Spring/Summer), reduce in winter

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Pruning

Remove brown or dried fronds promptly to encourage new growth and improve air circulation

Pest Control Aphid Fungus Gnat Mealybug Scale

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

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Temperature
61° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
50% – 90%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
500 – 4000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
10 – 30
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
40% – 75%
% volumetric
Water content in the growing medium
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Soil EC
200 – 800
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Adiantum raddianum? Select a symptom to diagnose and fix the issue.

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