Balearic Boxwood (Buxus balearica)

Balearic Boxwood

Buxus balearica

Dense evergreen foliage forms formal hedges, a quiet backbone of Mediterranean gardens. Evergreen shrub; common name: Balearic boxwood.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Prefers full sun to partial shade; tolerates coastal wind exposure and mild drought once established
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Watering Water deeply when the top 2–3 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Hardy to -5°C; tolerates hot Mediterranean summers with consistent moisture
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Characteristics

  • Leaf: Small, leathery oval leaves; glossy dark green upper surface, pale green underside; arranged oppositely on stems
  • Flower: Tiny, inconspicuous yellow-green monoecious flowers clustered in leaf axils
  • Stem: Slender woody stems with smooth, light brown bark
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Care Guide

Watering

Water regularly during dry spells; maintain consistent soil moisture

Fertilization

Apply a balanced slow-release fertilizer once in early spring. Use a low-nitrogen fertilizer to promote dense, compact growth rather than soft, leggy stems

Eggshell powder topdressing:Crush dried, clean eggshells into a fine powder; sprinkle 1–2 tbsp around the base of the plant and work into the top 2 cm of soil every 6 months
Pruning
  • Prune in late spring after flowering to maintain desired hedge or topiary shape
  • Remove dead, damaged, or crossing branches to improve airflow and reduce disease risk
  • Trim lightly 2–3 times during the growing season to maintain a dense, formal appearance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion may cause vomiting, diarrhea, lethargy, tremors, or seizures

Humans: Contains buxine alkaloids; ingestion causes mild oral irritation, nausea, and vomiting in large quantities

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Garden Uses & Culture

Culture: Valued in formal garden design for topiary and hedges; symbolizes structure, order, and longevity

Usage: Ornamental hedge plant; topiary specimen; coastal windbreak