Willowleaf Wintergreen (Gaultheria phillyreifolia)

Willowleaf Wintergreen

Gaultheria phillyreifolia

Its leathery leaves hold quiet evergreen charm, a low-growing groundcover for shaded gardens. Evergreen shrub; common name: Willowleaf Wintergreen.

Partial sun
1–2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Bright indirect or dappled shade; avoid intense midday direct sunlight which can scorch foliage
💧
Watering Water when the top 2 cm of soil feels dry; avoid waterlogging to prevent root rot
🌡️
Temperature Hardy to cool temperate climates; tolerates mild frost, prefers temperatures between 10–22°C
🔍

Characteristics

  • Leaf: Leathery lanceolate to oblong leaves, glossy dark green, aromatic when crushed
  • Flower: Bell-shaped white or pale pink flowers, clustered in axillary racemes
  • Stem: Slender creeping woody stems that root at nodes to spread horizontally
🛠️

Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Diluted acidic fertilizer once monthly. Use fertilizer formulated for acid-loving plants to support foliage and flower production

Spent tea leaves compost:Mix fully decomposed spent tea leaves into topsoil to lower pH and add organic nutrients; avoid raw leaves to prevent mold growth
Pruning
  • Trim back overgrown trailing stems in early spring to maintain a compact habit
  • Remove dead or yellowing foliage to improve airflow and reduce disease risk
  • Thin crowded stems to encourage new growth and even spread
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Mildly toxic; ingestion may cause gastrointestinal distress

Humans: Mild toxicity from methyl salicylate; large ingestion may cause salicylate-related symptoms

📖

Garden Uses & Culture

Culture: N/A

Usage: Shaded garden groundcover; aromatic foliage used in small quantities for herbal teas