Sweet Justicia (Justicia odora)

Sweet Justicia

Justicia odora

Its sweet-scented foliage releases calm, soft fragrance year-round. Evergreen perennial shrub; common name: Sweet Justicia.

Partial sun
1–2/week
Beginner
🌱

Plant Needs

☀️
Sunlight Bright indirect light; tolerates partial shade, avoid prolonged direct midday sun to prevent leaf scorch
💧
Watering Water thoroughly when the top 2 cm of soil is dry; avoid overwatering to prevent root rot
🌡️
Temperature Thrives in warm temperate to tropical temperatures; protect from frost below 10°C to prevent foliage damage
🔍

Characteristics

  • Leaf: Opposite, elliptical, glossy dark green leaves with subtle serrated margins; emits sweet scent when crushed
  • Flower: Tubular, pale pink to white blooms arranged in dense terminal spikes
  • Stem: Woody, branching stems with smooth, light brown bark
🛠️

Care Guide

Watering

Keep soil consistently moist but not waterlogged; increase frequency during hot, dry spells

Fertilization

Diluted balanced liquid feed every 2 weeks. Avoid fertilizing in winter when growth slows to prevent nutrient buildup

Banana peel compost tea:Soak fully composted banana peels in water for 24 hours, dilute 1:20 for root drench; discard solids to prevent pest infestations and odor
Pruning
  • Trim spent flower spikes to encourage continuous blooming throughout the growing season
  • Shape bushy growth in early spring to maintain a compact, tidy habit
  • Remove yellowing or damaged leaves to improve airflow and overall plant health
⚠️

Toxicity

Warning: this plant may be toxic.

Pets & Humans

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

Humans: No known toxic effects on humans

📖

Garden Uses & Culture

Culture: N/A

Usage: Ornamental foliage and flowering shrub; used in aromatic gardens and indoor decorative containers