Yellow Gem Council Tree (Ficus altissima 'Yellow Gem')

Yellow Gem Council Tree

Ficus altissima 'Yellow Gem'

Variegated foliage glows like sunlit honey, a lush indoor statement. Evergreen tree; common name: Yellow Gem Council Tree.

Partial sun
1–2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Bright indirect light; avoid direct midday sun to prevent scorching of variegated leaf margins.
💧
Watering Water thoroughly when the top 2–3 cm of soil is dry; avoid standing water to prevent root rot.
🌡️
Temperature Thrives at 18–27°C; protect from cold drafts and temperatures below 12°C to avoid leaf drop.
🔍

Characteristics

  • Leaf: Ovate, glossy, variegated with creamy yellow margins and lime-green centers; 10–20 cm long.
  • Stem: Thick, woody, light brown; aerial roots may develop with maturity.
  • Inflorescence: Inconspicuous syconia (figs) that ripen to purple outdoors.
🛠️

Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid over-fertilizing to prevent leaf burn; stop feeding in autumn and winter.

Banana peel tea:Soak 1 fully ripe banana peel in 1 liter of water for 24 hours; dilute 1:10 for root drenching to support foliage health.
Pruning
  • Trim yellowing or damaged leaves at the base to maintain plant appearance and airflow.
  • Prune overgrown branches in early spring to control size and encourage bushier growth.
  • Remove unruly aerial roots as needed; avoid cutting main trunk roots during repotting.
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; sap causes oral irritation, drooling, vomiting, and difficulty swallowing.

Humans: Sap contains ficin, causing mild skin irritation on contact; oral discomfort if ingested.

📖

Garden Uses & Culture

Culture: Symbolizes longevity and prosperity in traditional Southeast Asian gardens.

Usage: Ornamental indoor foliage plant; outdoor shade tree in tropical climates.