Harland's Boxwood (Buxus harlandii)

Harland's Boxwood

Buxus harlandii

Dense evergreen foliage forms neat hedges, a quiet backbone of formal gardens. Evergreen shrub; common name: Harland's boxwood.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect to partial sun; tolerates full sun with consistent moisture, avoid intense midday summer sun to prevent leaf scorch
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Watering Water deeply when the top 2–3 cm of soil is dry; avoid waterlogging to prevent root rot
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Temperature Hardy to -5°C; protect from prolonged extreme frost and heat above 32°C to prevent leaf browning
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Characteristics

  • Leaf: Small, leathery, elliptical leaves; glossy dark green above, pale green beneath
  • Flower: Inconspicuous yellow-green dioecious clusters (separate male/female plants)
  • Stem: Slender, woody stems with tight branching for dense, uniform growth
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Care Guide

Watering

Keep soil evenly moist; increase frequency during hot, dry spells

Fertilization

Apply balanced slow-release fertilizer once. Avoid over-fertilizing to prevent soft, disease-prone new growth

Eggshell powder top-dressing:Crush dried eggshells into fine powder; sprinkle lightly around the base of the plant and work into the top 1–2 cm of soil to avoid root disturbance
Pruning
  • Trim after flowering to maintain desired shape; avoid heavy pruning in late autumn to prevent winter damage
  • Remove dead, diseased, or crossing branches to improve airflow and reduce fungal disease risk
  • Thin dense inner growth annually to promote light penetration and healthy foliage
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; may cause vomiting, diarrhea, abdominal pain, lethargy

Humans: Contains alkaloids; ingestion of large amounts causes mild gastrointestinal upset

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Garden Uses & Culture

Culture: Symbolizes structure and formality in traditional Chinese and European formal garden design

Usage: Formal hedges, topiary, container gardening, and border plantings