PlantFun
Plant Needs
Sunlight
Full sun to partial shade; requires at least 6 hours of direct sun for optimal blooming
Watering
Water deeply when top 5–7 cm of soil is dry; avoid overwatering to prevent root rot
Temperature
Hardy to -30°C; tolerates summer heat up to 35°C; enters dormancy in cold winters
Characteristics
- Leaf: Oval to heart-shaped, dark green matte leaves, 2–4 cm long
- Flower: Dense panicles of pale purple to lavender blooms with intense fragrance
- Stem: Slender gray-brown stems with smooth bark
Care Guide
Watering
Keep soil consistently moist during bloom period
Fertilization
Apply balanced slow-release fertilizer in early spring. Avoid high-nitrogen fertilizers to prioritize bloom production over foliage growth
Eggshell powder topdress：Crush dried eggshells to fine powder; sprinkle 1–2 tbsp around the base in early spring; work lightly into topsoil to avoid runoffPruning
- Prune immediately after flowering to remove spent blooms and maintain compact shape
- Thin crowded inner branches to improve air circulation and sunlight penetration
- Remove dead or damaged wood in late winter before new growth emerges
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA confirms no toxicity to cats
Humans: No known toxic effects on humans
Garden Uses & Culture
Culture: Symbolizes love and remembrance in some Western horticultural traditions
Usage: Ornamental garden shrub; cut flower for fragrant indoor arrangements
