Ruby Rubber Plant (Ficus elastica 'Ruby')

Ruby Rubber Plant

Ficus elastica 'Ruby'

Variegated leaves glow with ruby and cream, a bold indoor statement. Evergreen foliage shrub; common names: Ruby Rubber Plant, Variegated Rubber Tree.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; avoid direct midday sun which can scorch variegated leaves; low light may reduce color intensity
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Watering Allow the top 2–3 cm of soil to dry completely between waterings; avoid overwatering to prevent root rot
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Temperature Thrives at 18–27℃; protect from cold drafts and temperatures below 12℃ to prevent leaf drop
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Characteristics

  • Leaf: Thick, leathery oval leaves with variegated ruby red, cream, and deep green edges; 15–30 cm long
  • Stem: Thick woody stems with milky white irritant sap when damaged
  • Inflorescence: Inconspicuous syconium figs (rarely produced indoors)
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Care Guide

Watering

Keep soil slightly moist; allow top 2 cm to dry between waterings

Fertilization

Diluted balanced liquid feed every 4 weeks. Avoid over-fertilizing, as excess nutrients can reduce variegation and burn root systems

Banana peel compost tea:Use fully composted banana peels; dilute 1:20 with water for root drenching; avoid applying to dry soil to prevent root shock
Pruning
  • Trim leggy stems in spring to encourage bushier, compact growth
  • Remove yellow or damaged leaves to maintain airflow and appearance
  • Wear gloves to avoid contact with irritant sap when pruning
  • Cut back overgrown branches to control plant size as needed
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; sap contains ficin, causing oral irritation, drooling, vomiting, and diarrhea

Humans: Sap causes mild skin irritation; ingestion may lead to mild nausea or stomach upset

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Garden Uses & Culture

Culture: Symbolizes resilience and prosperity in modern interior design

Usage: Ornamental indoor foliage; has mild air-purifying properties