Green Flame Fern (Microsorum 'Green Flame')

Green Flame Fern

Microsorum 'Green Flame'

Its fronds ripple like green firelight, soft and luminous. Evergreen clumping fern.

Partial sun
2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Bright indirect light; tolerates low indoor light, avoid direct midday sun which scorches fronds
💧
Watering Keep substrate evenly moist but not waterlogged; avoid letting the root ball dry out completely
🌡️
Temperature Thrives in warm, humid conditions; avoid cold drafts and temperatures below 12°C
🔍

Characteristics

  • Frond: Arching lanceolate fronds with wavy, ruffled edges; deep glossy green foliage
  • Rhizome: Thick, creeping brown-scaled rhizome that spreads slowly
  • Sori: Small, round spore clusters on undersides of mature fronds
🛠️

Care Guide

Watering

Keep substrate consistently moist; mist fronds 2–3 times weekly to boost humidity

Fertilization

Diluted balanced feed every 4 weeks. Refrain from fertilizing in winter when growth slows to prevent nutrient buildup

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations
Pruning
  • Trim brown, damaged fronds at the base to maintain tidy appearance
  • Remove dead rhizome sections to encourage new frond growth
  • Thin overcrowded fronds to improve airflow and reduce fungal risk
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic; no adverse effects for cats

Humans: No known toxicity to humans; safe for handling and accidental ingestion

📖

Garden Uses & Culture

Culture: N/A

Usage: Ornamental foliage for indoor decor, terrariums, and shaded garden borders