Rusty Fig (Ficus rubiginosa)

Rusty Fig

Ficus rubiginosa

Rusty-hued leaf undersides lend warm two-toned charm. Evergreen tree or pruned shrub; common names: Rusty Fig, Port Jackson Fig.

Thrives in full sun outdoors; tolerates bright indirect light indoors; avoid prolonged deep shade
1–2/week
Moderate
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Plant Needs

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Sunlight Thrives in full sun outdoors; tolerates bright indirect light indoors; avoid prolonged deep shade
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Watering Water thoroughly when the top 5–7 cm of soil is dry; avoid standing water to prevent root rot
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Temperature Prefers 18–28°C; can tolerate short periods of 5°C but is sensitive to frost
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Characteristics

  • Leaf: Oval to elliptical, glossy dark green upper surface, rusty brown hairy underside
  • Stem/Bark: Smooth light brown bark on young plants; rough fissured bark on mature trees
  • Fruit: Small round yellowish figs ripening to purple-black (fully ripe fruits are edible)
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Diluted balanced fertilizer monthly. Avoid over-fertilizing to prevent leaf burn and excessive growth

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water, dilute 1:20 for root drench; discard solids to avoid pests and odor
Pruning
  • Remove dead or damaged branches in late winter to early spring to encourage new growth
  • Trim overgrown stems to maintain desired shape; avoid heavy pruning of mature trees
  • Remove suckers from the base to promote a single trunk form for outdoor specimens
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic due to ficin; may cause drooling, vomiting, oral pain, and difficulty swallowing

Humans: Ingestion of leaves or unripe figs may cause oral irritation and mild stomach upset

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Garden Uses & Culture

Culture: Symbolizes resilience in Australian native landscaping due to its drought tolerance

Usage: Ornamental tree for parks and large gardens; pruned as a large indoor houseplant