Blue Lilly Pilly (Syzygium oleosum)

Blue Lilly Pilly

Syzygium oleosum

Glossy foliage bears berry-like fruits, a cheerful evergreen for warm gardens. Evergreen shrub or small tree; common name: Blue Lilly Pilly.

Partial sun
2–3/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; tolerate dappled shade in hot, arid regions
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Watering Water deeply when the top 5 cm of soil is dry; avoid standing water to prevent root rot
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Temperature Thrives in 15–30°C; tolerate light frost (down to 5°C) once fully established
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Characteristics

  • Leaf: Opposite, elliptical to lanceolate leaves; glossy dark green, aromatic when crushed
  • Flower: Clusters of small white fluffy staminate flowers
  • Fruit: Round, purplish-blue berries, edible when ripe
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Care Guide

Watering

Keep soil consistently moist; increase frequency during heatwaves

Fertilization

Apply balanced slow-release fertilizer once at the start of growth. Avoid high-nitrogen fertilizers to prevent excessive leaf growth at the expense of flowers and fruits

Banana peel compost tea:Use fully composted banana peels; dilute the tea 1:20 with water for root drenching to avoid pest attraction from raw organic matter
Pruning
  • Prune immediately after flowering to maintain desired shape and encourage dense, bushy growth
  • Remove dead, diseased, or crossing branches to improve airflow and reduce disease risk
  • Thin overcrowded stems to allow light penetration to lower foliage
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no reported adverse effects

Humans: No known toxic effects; ripe fruits are edible for humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental hedge or screen; ripe fruits can be eaten fresh or used to make jams and jellies