How to Grow Mounted Fern / Staghorn Fern

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Mounted Fern / Staghorn Fern

Platycerium bifurcatum

plant

Staghorn ferns are epiphytic ferns naturally found growing on trees in tropical rainforests, featuring distinctive antler-like fertile fronds that give them their common name. They are commonly mounted on wood, cork bark, or moss poles to replicate their natural growing conditions. These dramatic foliage plants are prized for their architectural form and ability to thrive as living wall decorations.

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Example Mounted Fern / Staghorn Fern timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Mounted Fern / Staghorn Fern

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Mounted Fern / Staghorn Fern

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Mounted Fern / Staghorn Fern dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; 2-4 hours of filtered sunlight or dappled shade ideal; avoid direct sun which scorches fronds
💧
Water: Keep mounted substrate consistently moist but not waterlogged; water 2-3 times weekly in growing season, reducing in winter; mist regularly to maintain 60-80% humidity; soak mounted fern in water bucket weekly if possible
📏
Spacing: Mount as individual specimens; allow 12-24 inches of air space around plant for air circulation inches
📅
Days to maturity: Established plants; takes 2-3 years for young mounts to develop full characteristic antler fronds
🌱
Planting depth: Mount on bark/wood using fishing line, wire, or brackets; embed rhizome in sphagnum moss, not deeply buried

Soil

Type: No traditional soil; mounted on bark, cork, or wood with sphagnum moss, orchid bark, or coconut fiber
pH: 6.0-7.0
Amendments:
Sphagnum moss Orchid bark Coconut fiber Peat moss Charcoal (for drainage)

Growing Zones

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Zones 10b-11 outdoors; elsewhere as indoor houseplants in bright, humid conditions

10b 11a 11b

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Growth Stages

1

Initial Establishment

4-8 weeks

Young mounted fern with small rounded basal fronds; limited root development in mounting medium

Keep mounting medium constantly moist; mist daily; provide warm temperatures (65-75°F); avoid moving plant; ensure excellent air circulation around mount

2

Vegetative Growth

2-4 months

Basal fronds expand and multiply; first small fertile fronds begin to emerge alongside sterile foliage

Maintain high humidity (70%+); water regularly; provide bright, filtered light; avoid fertilizing young plants excessively

3

Frond Development

4-8 months

Characteristic bifurcated (two-lobed) antler-like fertile fronds elongate; plant develops mature appearance with layered basal and aerial fronds

Support heavy fronds with soft ties if needed; continue misting; apply dilute liquid fertilizer monthly during growing season; avoid disturbing rhizome area

4

Mature & Reproductive

Ongoing, year-round

Fully developed staghorn with large antler fronds bearing fuzzy spore patches on undersides; distinctive two-tiered frond structure established

Maintain consistent moisture and humidity; fertilize monthly spring-summer with balanced or high-potassium fertilizer; do not remove spore-bearing patches; rotate mount seasonally for even growth

5

Decline/Rejuvenation

Seasonal, variable

Older fronds brown and die back naturally; new growth emerges from rhizome base to replace aged foliage

Remove dead fronds carefully to prevent disease; increase air circulation; ensure adequate watering; consider remounting on fresh moss/bark if substrate becomes depleted

Companion Planting

Plan your garden →

Plant with:

Orchids (share humidity preference) Bromeliads Pothos or Philodendron (shade-tolerant) Moss poles and mounted epiphytes Air plants (Tillandsia)

Avoid planting near:

Direct heat sources or air conditioning vents Dry-loving succulents (incompatible humidity needs) Heavy-feeding plants competing for nutrients Areas with poor air circulation

Common Pests

  • Inspect regularly; remove by hand with soft brush or cotton swab dipped in rubbing alcohol; apply neem oil spray if infestation severe; repeat every 7-10 days

  • Remove with alcohol-soaked cotton swab; spray with dilute insecticidal soap or neem oil; ensure good air circulation to reduce recurrence

  • Increase humidity to 75%+ (mites dislike moisture); mist foliage frequently; apply insecticidal soap or horticultural oil; remove heavily infested fronds

  • Improve air circulation; use yellow sticky traps to monitor; apply neem oil or insecticidal soap; isolate affected plants

  • Improve air circulation around mount; avoid standing water; remove affected areas with clean scissors; reduce watering frequency if humidity is already high

Uses

🏠

Living Wall Art & Biophilic Décor

Household

Mounted staghorn ferns create striking living installations in homes and offices, enhancing air quality and bringing tropical ambiance to interior spaces. Their architectural antler fronds make them sculptural focal points that improve aesthetic appeal and psychological well-being. [source]

🦋

Ecosystem Microhabitat

Wildlife

As epiphytes, mounted ferns recreate rainforest canopy habitat, attracting beneficial insects and providing shelter for small arthropods indoors. They support a miniature ecosystem around the mounting substrate. [source]

💊

Traditional Asian Medicine

Medicinal

Some Platycerium species have been used in traditional Chinese and Ayurvedic medicine for their purported anti-inflammatory and detoxifying properties, though scientific evidence is limited. Modern herbalists value fern extracts for supporting respiratory health. [source]

🏠

Air Purification & Humidity Regulation

Household

Mounted ferns contribute to indoor air quality by absorbing excess humidity and releasing oxygen through photosynthesis. Their high transpiration helps regulate room humidity, benefiting respiratory health and reducing static electricity. [source]

🎨

Florist & Floral Design Work

Craft

Fern fronds, particularly the immature fiddleheads and smaller varieties, are harvested sustainably for use in floral arrangements, corsages, and event décor. Their delicate structure adds texture and greenery to bouquets. [source]

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

Harvest Tips

Not harvested in traditional sense. Fronds can be gently trimmed to remove dead or damaged tissue using sterile scissors; spore propagation possible but difficult—allow brown spore patches to mature naturally. Some growers collect naturally shed fronds for propagation experiments.

Fun Facts

  • 🌱 Staghorn ferns are epiphytes that naturally grow on rainforest trees 60-100 feet high, where they collect moisture and nutrients from falling debris and broken branches—mounting them replicates this aerial lifestyle perfectly.
  • 🌱 The distinctive 'shield' or 'basal' fronds at the base of the plant serve a crucial function: they catch falling rain and organic matter, creating a nutrient-rich pocket that sustains the plant in nature.
  • 🌱 Platycerium bifurcatum can live 20+ years in cultivation and has been featured in botanical collections since Victorian times, when mounted ferns were status symbols in wealthy households.

Gardening Terms

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

pH

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