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Asplenium onopteris
Asplenium onopteris
Asplenium onopteris
Asplenium onopteris

Asplenium onopteris

TAXONOMY

FamilyAspleniaceae
GenusAsplenium
Zone8

ABOUT

Asplenium onopteris, commonly known as the Black Spleenwort, is a perennial fern native to temperate regions. It belongs to the family Aspleniaceae and the genus Asplenium. This fern is known for its delicate, dark green fronds and thrives in shaded, moist environments. It has a dormancy period during the colder months.

ALSO KNOWN AS

Donkey Fern
Tarachia Acuta
Asplenium acutum
Asplenium virgilii

OVERVIEW

WaterWet
SoilLoamy
LightIndirect Bright (6 Hours)
Temperature18° C
Humidity70%
Dormancy2 Months
pH5.5
Pressure1,013 mbar

DETAILS

Care Instructions
To care for Asplenium onopteris, provide it with bright, indirect light and maintain moderate temperatures. Keep the soil evenly moist and ensure high humidity levels. This fern prefers a stable environment and does not tolerate extreme conditions well.
Soil
Asplenium onopteris prefers loamy soil that is well-draining yet retains moisture. A mix of peat, perlite, and potting soil works well. Ensure the soil remains consistently moist but not waterlogged.
Fertilizer
Fertilize Asplenium onopteris with a balanced 10-10-10 fertilizer every 4-6 weeks during the growing season. Reduce feeding during the dormancy period.
Repotting
Repot Asplenium onopteris every 2-3 years or when it outgrows its pot. Choose a slightly larger pot and refresh the soil mix. Handle the roots gently to avoid damage.
Propagation
Propagate Asplenium onopteris through division in the spring. Carefully separate the root ball into smaller sections, ensuring each has a portion of the rhizome and fronds. Plant the divisions in fresh soil and keep them moist.
Pruning
Pruning is not typically required for Asplenium onopteris. Remove any dead or damaged fronds to maintain the plant's appearance and health.
Toxicity
Asplenium onopteris is not toxic to pets or humans. It is safe to grow in households with animals and children.
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