Lady Fern (Athyrium filix-femina)

Photo: no rights reservedCC0 1.0via iNaturalist

Lady Fern Plant Care

Athyrium filix-femina (L.) Roth

Updated · Sources · How we source care data

Athyrium filix-femina, the lady fern or common lady-fern, is a large, feathery species of fern native to temperate Asia, Europe, and North Africa. It is often abundant in damp, shady woodland environments and is often grown for decoration.

🌿Ferns
Water

Every 4–7 days

Light

Filtered light, partial shade

Temp

60–75°F

Humidity

50–70%

At a glance

How do you care for Lady Fern?

Water Lady Fern every 4–7 days, letting the top layer of soil dry out between waterings, and give it filtered light, partial shade. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.

Where Is the Lady Fern Native To?

Native range45 countries

What Is the Lady Fern?

Lady Fern (Athyrium filix-femina) belongs to the Aspleniaceae family within the Athyrium genus. Lady Fern is native to temperate Asia, Europe, and North Africa. Lady Fern is also known as Common Lady Fern.

Lady Fern displays a clumping, spreading fern growth habit, reaching up to 2 ft tall with a spread of approximately 3 ft. Lady Fern produces non-flowering fern.

Leaf size: approximately 18 inches.

How Often Should You Water a Lady Fern?

Athyrium filix-femina requires watering every 4–7 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Watering Frequency

Every 4–7 days

Let soil partially dry between waterings

What Light Does the Lady Fern Need?

Lady Fern thrives in filtered light, partial shade. Avoid placing Lady Fern in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Filtered light, partial shade

What Temperature and Humidity Does the Lady Fern Prefer?

Athyrium filix-femina grows best at temperatures of 60–75°F. Lady Fern prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Temperature

60–75°F

Humidity

50–70%

What Soil Mix Works Best for a Lady Fern?

Rich, well-draining soil with high organic matter content. Good drainage is essential for Lady Fern to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Lady Fern?

Feed Lady Fern every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.

Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.

Fertilizing

Every 6 months

During the growing season

The PlantoScan app can remind you when to water and when to fertilize each plant.

How Do You Repot a Lady Fern?

Repot every 2-3 years in spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

How Do You Propagate a Lady Fern?

Lady Fern can be propagated through division of rhizomes. Similar propagation techniques also apply to japanese painted fern plant care, which shares the same genus.

Is the Lady Fern Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Lady Fern, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.

This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.

See all plants toxic to cats and plants toxic to dogs.

What Pests and Diseases Affect the Lady Fern?

Lady Fern is susceptible to spider mites, aphids, scale insects. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

What USDA Hardiness Zone Does the Lady Fern Need?

Lady Fern grows outdoors in USDA Zone 3a – 8b. It survives winters down to planting zone 3a. Lady Fern is native to temperate Asia, Europe, and North Africa.

Hardiness Zone

Zone 3a – 8b

Keep exploring plants

Lady Fern is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.

It belongs to the Athyrium genus — compare its care with other Athyrium species on PlantoScan.

Athyrium is part of the Aspleniaceae plant family — browse all Aspleniaceae genera and species.

Lady Fern produces blooms — browse other flowering plants.

Related Plant Care Guides

Closely related plants with similar care requirements:

Sources

  • Scientific name & taxonomy: Athyrium filix-femina (L.) Roth, family Aspleniaceae (first published in Tent. Fl. Germ. 3(1.1): 65. 1799 [Jun-Sep 1799]) — World Flora Online record, IPNI name record, Wikidata.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Lady Fern, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
  • Photo: Public domain, CC0 1.0, iNaturalist — original.
  • Hardiness zone: USDA Zone 3a – 8b, estimated from the plant's typical growing conditions.
  • Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.

Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.

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