How to Grow Davallia mariesii

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Davallia mariesii

Davallia mariesii

fern

Davallia mariesii, commonly known as the Squirrel's Foot Fern or Hare's Foot Fern, is a small epiphytic fern native to East Asia. It is prized for its delicate, lacy green fronds and distinctive fuzzy rhizomes that resemble a furry animal's paw. This charming fern makes an excellent houseplant and hanging basket specimen.

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Example Davallia mariesii timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Davallia mariesii

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Davallia mariesii

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Davallia mariesii dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; avoid direct sun which scorches fronds
💧
Water: Keep consistently moist but not waterlogged; reduce watering in winter. Prefers high humidity (60-70%); mist regularly or use a pebble tray.
📏
Spacing: 6-12 inches
📅
Days to maturity: N/A - perennial fern
🌱
Planting depth: Shallow; rhizomes should be partially exposed above soil surface

Soil

Type: Light, airy, well-draining orchid bark or fern mix
pH: 5.5-7.0
Amendments:
Peat moss Perlite Orchid bark Charcoal

Growing Zones

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Thrives in USDA zones 10-11; grow indoors in cooler climates

10 11

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Growth Stages

1

Establishment

2-4 weeks

New plant adjusting to indoor environment with minimal frond growth

Acclimate gradually to new light conditions; maintain consistent moisture and humidity; avoid moving the plant frequently

2

Vegetative Growth

3-6 months

Plant produces new lacy fronds from fuzzy rhizomes; fronds unfurl gradually

Maintain warm temperatures (65-75°F); provide bright indirect light; mist frequently to boost humidity; use balanced liquid fertilizer monthly during growing season

3

Established Canopy

6-12 months

Plant develops fuller appearance with dense, delicate green fronds cascading from mature rhizomes

Continue regular misting and humidity; reduce watering slightly in winter; fertilize every 4-6 weeks in growing season; gently remove dead or yellowing fronds

4

Maturity

Ongoing

Fuzzy rhizomes become more prominent and visible; fronds display maximum delicacy and lacy appearance

Maintain consistent care routine; repot to fresh mix every 1-2 years in spring; the furry rhizomes may sprawl over pot edges

5

Sporangia Formation

Intermittent during growing season

Undersides of mature fronds develop spore clusters (sporangia); reproduces via spores rather than runners

No special care needed; spores rarely viable for home propagation; continue standard maintenance

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Direct heat sources Air conditioning vents Cold drafty windows Low humidity environments

Common Pests

  • Increase humidity; mist foliage regularly; isolate affected plant; spray with water to dislodge; apply neem oil or insecticidal soap if severe

  • Remove visible pests with cotton swab dipped in rubbing alcohol; treat with insecticidal soap; improve air circulation

  • Manually remove with soft brush; apply horticultural oil; isolate plant to prevent spread

  • Reduce soil moisture; use yellow sticky traps; apply organic potting soil drench with beneficial nematodes

Uses

🏠

Indoor Air Purification

Household

Ferns like Davallia mariesii help remove toxins from indoor air and increase humidity levels, creating a healthier indoor environment. Their transpiration naturally raises ambient moisture. [source]

🏠

Decorative Hanging Display

Household

The cascading, lacy fronds and attractive fuzzy rhizomes make this fern ideal for hanging baskets, shelves, and decorative plant displays. The trailing habit adds movement and texture to interiors. [source]

🎨

Terrarium & Vivarium Plant

Craft

Davallia mariesii thrives in closed or open terrariums and reptile/amphibian enclosures due to its need for consistent moisture and humidity. It provides naturalistic forestry aesthetics. [source]

🦋

Habitat for Small Invertebrates

Wildlife

The dense frond structure and moist microhabitat created by this fern support beneficial insects, springtails, and other small arthropods in tropical or humid indoor environments. [source]

💊

Traditional Asian Herbal Use

Medicinal

In traditional Chinese and East Asian medicine, some Davallia species have been used to support respiratory health and address inflammation, though clinical evidence is limited. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Davallia mariesii is not harvested for food or material; however, you can propagate by removing mature rhizomes with attached fronds and potting them separately in fresh fern mix. Spores can be collected from frond undersides but are difficult to propagate at home.

Fun Facts

  • 🌱 The distinctive fuzzy rhizomes of Davallia mariesii are covered in protective scales and fine hairs, resembling a squirrel's or hare's foot—hence the common name. These exposed rhizomes are a key ornamental feature and should not be buried in soil.
  • 🌱 Davallia mariesii is an epiphytic fern in nature, meaning it grows on tree branches and other plants in humid tropical forests rather than on the ground. This heritage explains its preference for high humidity and well-aerated, bark-based growing media.
  • 🌱 Unlike many ferns that spread via runners, Davallia mariesii primarily reproduces through spores found on the undersides of its fronds. A single mature frond can produce thousands of microscopic spores.

Gardening Terms

New to gardening? Learn about terms used in this guide:

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