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Adiantum venustum

An ornamental fern native to the Himalayas and China, with black-stemmed triangular fronds on rhizomatous roots, forming a slow-spreading mat in reliably moist, shaded sites and hardy to about −20 °C.

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Common Names

Himalayan Maidenhair Fern, Himalayan Maidenhair, Evergreen Maidenhair, Evergreen Maidenhair Fern, Maidenhair Fern, Black Hansraj

Summary

Himalayan Maidenhair Fern is native to the Himalayan region and China, and grows as a slow-spreading groundcover via creeping rhizomes. It features delicate, triangular fronds on black stalks with many fan-shaped segments; new fronds emerge bronze to pink before maturing to green. It reaches about 6–8 inches in height and 1–3 feet in width, forming a low, evergreen to semi-evergreen mat in shaded areas.

Prefers shade to partial shade with evenly moist, well-drained soil; avoid hot afternoon sun and waterlogged sites; keep soil consistently moist and provide humidity (misting encouraged in low humidity). Fertilize at half strength during the growing season. Deer resistant and well-suited as ground cover for woodland gardens, borders, containers, and edging in shaded landscapes.

Lifecycle

Perennial

Height

0.5-2.5 feet

Spread

2-3 ft

Hardiness Zones

Zones 5-8

Sunlight Requirements

Partial shade to full shade.

Soil Type

Moist, well-drained, humus-rich soil

Soil Drainage

Moist and well-drained soil.

Soil pH

5.5-7

Bloom Color

Insignificant

Bloom Time

Spring, Summer, Fall, Winter

Foliage Color

Green, with seasonal variations including bluish-green in fall, bronze-tinged in winter, and new fronds that can be bronze-pink or have a salmon flush.

Fall Foliage Color

Green

Leaf Lifecycle

Semi-deciduous

Growth Rate

Slow growth; slow to establish; slowly spreading by rhizomes; reaches about 3 ft wide in 5–10 years; reaches full height in ~10 years (0.1–0.5 m); spreads 0.5–1 m.

Seasons of Interest

Spring, Summer, Fall, Winter

Propagation Methods

Spores, Division

Attracts Wildlife

Attracts bees and other pollinators

Taxonomy

Taxonomic Rank
Species
Author
D.Don
Publication
Prodr. Fl. Nepal. : 17 (1825)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Polypodiophyta
Class
Polypodiopsida
Subclass
Polypodiidae
Order
Polypodiales
Family
Pteridaceae
Subfamily
Vittarioideae
Genus
Adiantum

Synonyms

Adiantum venustum var. venustum Adiantum bonatianum Adiantum bonatianum var. bonatianum Adiantum venustum var. wuliangense

References

Plant Profile for Adiantum venustum - Himalayan Ma…. perennials.com.
Adiantum venustum. en.wikipedia.org.
Adiantum venustum | Hardy Fern Foundation. hardyferns.org.
Guide to Growing Himalayan Maidenhair Fern in a Po…. livetoplant.com.
Evergreen Maidenhair Care. myplantin.com.
Buy Adiantum venustum - Himalayan Maidenhair Fern. plantlust.com.
Adiantum venustum D.Don | Plants of the World Onli…. powo.science.kew.org.
Adiantum venustum ( Himalayan Maidenhair Fern ) - …. backyardgardener.com.
Evergreen Maidenhair Fern - Adiantum venustum - Ea…. easyshadegardening.com.
Himalayan or Evergreen Maidenhair (Adiantum venust…. fancyfrondsnursery.com.
Adiantum venustum (Himlayan Maidenhair Fern): Info…. findmeplants.co.uk.
Himalayan maidenhair fern - Fine Gardening. finegardening.com.
Adiantum venustum (Himalayan Maidenhair) - Gardeni…. gardenia.net.
Adiantum venustum. gardenista.com.
Adiantum venustum - How to grow & care. growplants.org.
Adiantum venustum. lorberg.com.
Adiantum venustum - Phoenix Perennials. phoenixperennials.com.
Learn about Adiantum venustum | Himalayan Maidenha…. plantdelights.com.
Adiantum venustum | evergreen maidenhair Ferns/RHS…. rhs.org.uk.
World Flora Online. worldfloraonline.org. June 2024.