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Polished maidenhair

Adiantum concinnum

Also called Brittle Maidenhair Fern

Polished maidenhair
Photo: Kembangraps, CC BY-SA 4.0

Polished maidenhair is a small rhizomatous fern from tropical Central and South America, commonly grown as a houseplant. It thrives in warm, humid, shaded conditions with moist soil.

Family
Pteridaceae (Maidenhair fern family)
Grows as
Fern
Light
Shade, Part shade, Bright indirect
Water
Keep the potting mix evenly moist but never soggy; let the surface feel barely dry before watering again.
Soil
Moist, well-draining potting mix rich in organic matter, such as peat-based mix with perlite.
Temperature
18–27 °C; protect below 15 °C and keep away from cold drafts.
How easy
Moderate
Native range
Mexico to Trop. America
Climate
wet tropical

About

Adiantum concinnum, locally known as cilantrillo, culantrillo, or the maidenhair fern is a rhizomatous geophyte used as a local herbal medicine in many South and Central American cultures.

How to grow it

Adiantum concinnum can be grown in moist potting soil. It prefers lower levels of light, and does not tolerate cool temperatures. A cultivar, 'Edwinii', is easier to grow and less sensitive to cold; it may, in fact, be a hybrid with Adiantum raddianum.

Where it grows

Adiantum concinnum is native to a wide geographical area ranging from Northern Mexico to eastern parts of Brazil. It has since been introduced to parts of India, Sri Lanka, Hawaii, and Tanzania. The ferns enjoy a humid tropical biome, and have been observed in altitudes lower than 1,500 m (4,900 ft).

Other Adiantum plants

Adiantum aethiopicum · Adiantum alarconianum · Aleutian maidenhair · Adiantum amblyopteridium · Maidenhair fern · Bermuda Maidenhair Fern · Common maidenhair · Tailed maidenhair · Chilean Maidenhair Fern · Adiantum ciliatum · Cunningham's Maidenhair · Adiantum diaphanum

Text excerpted from the Wikipedia article Adiantum concinnum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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