Boxleaf Honeysuckle (Lonicera ligustrina)

Boxleaf Honeysuckle

Lonicera ligustrina

Dense evergreen foliage forms neat hedges, a quiet backdrop for garden blooms. Broadleaf evergreen shrub; common name: Boxleaf Honeysuckle.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Prefers partial to full sun; tolerates light shade, with best growth in morning sun and filtered afternoon shade to avoid leaf scorch in hot climates
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Watering Water deeply when the top 5–7 cm of soil feels dry; avoid overwatering to prevent root rot
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Temperature Hardy to -10°C; thrives in temperate climates and avoids prolonged extreme heat above 35°C
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Characteristics

  • Leaf: Small, oval to oblong, leathery, dark green, opposite arrangement
  • Flower: Creamy-white, tubular, fragrant, clustered in leaf axils
  • Stem: Slender, woody, branching densely to form compact growth
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Apply balanced slow-release fertilizer once at the start of growth. Avoid over-fertilizing to prevent excessive leggy growth

Eggshell powder top-dressing:Crush dried eggshells into fine powder, then sprinkle 1–2 tbsp around the base of the shrub; avoid direct contact with stems to prevent fungal growth
Pruning
  • Trim lightly after flowering to maintain a compact, neat hedge shape
  • Remove dead, diseased, or crossing branches in early spring to improve airflow
  • Thin overcrowded inner stems annually to promote even light penetration
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion may cause vomiting, diarrhea, and lethargy

Humans: Ingestion of large quantities may cause mild gastrointestinal upset including nausea and stomach pain

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental hedge, foundation planting, wildlife shelter for small birds