Aleutian maidenhair (Adiantum aleuticum)

Aleutian maidenhair

Also known as: Aleutian maidenhair fern, Five-fingered fern

Other names for aleutian maidenhair (Adiantum aleuticum) include five-fingered fern, western maidenhair, and serpentine maidenhair. It’s indigenous to western North America. This species is often grown as a houseplant and planted outdoors to provide a green accent to water features. It thrives best in well-drained soil and partial shade.

Scientific classification

Species

Aleutian maidenhair (Adiantum aleuticum)

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Perennial, Annual, Biennial

Lifespan

40 cm

Spread

Green

Leaf Color

Black, Green

Stem Color

Deciduous

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Aleutian maidenhair

Distribution of Aleutian maidenhair

Distribution Map

Aleutian maidenhair is a fern species whose native range encompasses major regions within the Western Hemisphere. It has been introduced and cultivated in various areas across the Northern Hemisphere, emphasizing moderate climates where it has established a presence beyond its original habitat.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Wooded ravines, shaded banks, talus slopes, serpentine barrens, coastal headlands

Hemisphere Trend Curve

Northern

Sorthern

Culture

Symbolism

Discretion

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Cultivars

There are several recognized cultivars of Aleutian maidenhair, including the following common varieties :

Aleutian maidenhair 'Imbricatum'

Care Guide for Aleutian maidenhair

Twice per week

Water

Partial sun

Sunlight

20 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Aleutian maidenhair thrives in moist, humid environments, requiring consistent moisture similar to tropical rainforests. Watering should occur twice weekly, ensuring soil remains damp but not waterlogged. Often grown indoors, aleutian maidenhair benefits from placement in humid areas to mimic its natural habitat.

Fertilize: To enhance vigor and foliage of aleutian maidenhair, apply high nitrogen fertilizers bi-monthly in spring and summer at half-strength. Avoid fertilization in winter to prevent root burn. Use liquid forms for better absorption, and adjust schedules during extreme seasonal changes to ensure robust health.

Pruning: Aleutian maidenhair features delicate fronds and benefits from early spring pruning to remove dead foliage. Emphasize minimal trimming for shape maintenance and air circulation, which fosters disease prevention and encourages robust growth, ensuring aleutian maidenhair remains healthy throughout the growing season.

Propagation: Aleutian maidenhair is best propagated through division by separating rhizomes, ensuring each has a frond. Maintain soil moisture post-replanting to aid root development. Use well-draining, organic-rich soil and provide indirect light and warmth for optimal growth.

Repotting: Repot aleutian maidenhair every 2-3 years in spring using a shallow pot and well-draining soil. Post-repotting, ensure bright, indirect light and consistently moist soil to prevent waterlogging. This delicate fern requires careful attention to thrive in its unique conditions.

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