How to Grow Small Ferns Suitable for Mounting

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Small Ferns Suitable for Mounting

Various Polypodiaceae and related families

herb

Small ferns are delicate, non-flowering plants prized for their intricate fronds and ability to thrive as mounted specimens on wood, cork, or tree bark. These epiphytic and semi-epiphytic varieties are ideal for creating living wall displays and bring lush, tropical aesthetic to indoor and shaded outdoor spaces. Many species naturally grow on trees in their native habitats, making them perfectly suited for mounting cultivation.

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Example Small Ferns Suitable for Mounting timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Small Ferns Suitable for Mounting

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Small Ferns Suitable for Mounting

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Small Ferns Suitable for Mounting dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; 50-70% shade, no direct sun
💧
Water: Keep moss or mounting medium consistently moist but not waterlogged; mist daily or provide humidity of 60-80%; water by soaking mount or frequent misting rather than traditional watering
📏
Spacing: 6-12 inches between mounted specimens depending on size inches
📅
Days to maturity: Variable; ferns don't mature like seed plants; 6-12 months to establish on mount
🌱
Planting depth: Attach rhizome to mount surface using fishing line, wire, or secure with moss; do not bury the rhizome

Soil

Type: Loose, well-draining orchid bark mix or sphagnum moss
pH: 5.5-7.0
Amendments:
Perlite Coconut coir Charcoal Tree bark pieces

Growing Zones

Find your zone →

Zones 10-11 for outdoor mounting; all zones indoors with proper humidity control

10a 10b 11a 11b

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Growth Stages

1

Establishment

2-4 weeks

Newly mounted fern with fronds slightly stressed; roots begin adhering to moss and mount substrate

Maintain high humidity (70-80%), mist 2-3 times daily, keep mount moist but not dripping wet, provide bright indirect light, avoid direct sun and drafts

2

Vegetative Growth

2-6 months

Fern develops new fronds regularly; roots anchor firmly to mount; foliage becomes lusher and fuller

Continue regular misting, ensure humidity stays above 60%, provide consistent moisture, apply diluted liquid fertilizer monthly, maintain bright indirect light

3

Mature Cascading

Ongoing, 6+ months after establishment

Fronds cascade down mount creating dramatic display; plant fully established with extensive root attachment

Maintain humidity 60-75%, continue misting, fertilize monthly during growing season, prune dead fronds at base, rotate mount occasionally for even growth

4

Reproduction

Occurs periodically throughout plant life

Fronds develop sori (spore-producing structures) on undersides, appearing as small brown dots or lines

Maintain consistent humidity and moisture, no special care needed; this is normal and indicates healthy mature plant

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Dry-air-loving plants like cacti and succulents Plants requiring intense direct sunlight Draft-prone areas with heating/cooling vents

Common Pests

  • Increase humidity, mist more frequently, spray with water to dislodge, use neem oil as last resort

  • Remove manually with soft brush, spray with horticultural oil, improve air circulation

  • Isolate affected mount, spray with diluted neem oil, remove with alcohol-soaked cotton swab

  • and

    Ensure mount drains well, improve air circulation, reduce watering frequency slightly, treat with fungicide if severe

Uses

🏠

Living Wall & Mounted Display

Household

Small mounted ferns create stunning vertical gardens and living wall installations, adding tropical elegance to homes, offices, and botanical spaces. The cascading fronds provide natural, air-purifying beauty with minimal floor space required. [source]

🏠

Indoor Air Purification

Household

Ferns remove toxins like formaldehyde and xylene from indoor air while adding moisture through transpiration, creating healthier indoor environments. This makes them ideal for offices and bedrooms. [source]

🎨

Artistic Living Installation

Craft

Mounted ferns can be arranged on cork bark, driftwood, or specially designed mounts to create living artwork. Their delicate fronds and variety of forms make them ideal for botanical installations and decorative plant walls. [source]

🦋

Habitat for Small Organisms

Wildlife

Mounted ferns provide microhabitats for beneficial insects, small reptiles, and arthropods, supporting ecosystem diversity in indoor and outdoor spaces. [source]

💊

Traditional Herbal Uses

Medicinal

Certain small fern species have been used in traditional Chinese and Ayurvedic medicine for respiratory support and anti-inflammatory properties, though scientific evidence remains 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

Ferns are not harvested for food; instead, enjoy them as living displays. Remove only dead or diseased fronds at the base using clean scissors. Spores can be harvested from sori for propagation if desired, though this is advanced technique.

Fun Facts

  • 🌱 Ferns are ancient plants that existed before dinosaurs, with fossil records dating back over 300 million years to the Carboniferous period.
  • 🌱 Mounted ferns reproduce via spores rather than seeds; a single mature fern can release millions of microscopic spores that develop into new plants under ideal conditions.
  • 🌱 Many small ferns naturally grow as epiphytes on tree branches in tropical rainforests, obtaining nutrients from debris and moisture without harming their host trees—a relationship called mutualism.

Gardening Terms

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

pH

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