PlantFun
Plant Needs
Sunlight
Full sun exposure required for abundant flowering; tolerates partial shade with reduced bloom production
Watering
Allow soil to dry completely between waterings; avoid overwatering to prevent root rot
Temperature
Hardy to -10°C; withstands hot, dry summer conditions; protect from prolonged wet cold in winter
Characteristics
- Leaf: Narrow, silvery-gray linear leaves, aromatic when crushed
- Flower: Dense, upright spikes of deep violet-blue flowers, highly fragrant
- Stem: Woody branching base with herbaceous upper stems
Care Guide
Watering
Keep soil slightly moist during active growth; avoid waterlogging
Fertilization
Diluted balanced feed once monthly. Use low-nitrogen fertilizer to encourage flower production over foliage
Banana peel compost tea：Compost banana peels for 2-3 weeks, steep in water 24 hours, dilute 1:20 for root drench; avoid raw peels to prevent pest infestationsPruning
- Prune back by one-third after flowering to maintain compact shape and prevent legginess
- Remove dead wood in early spring to encourage new, vigorous growth
- Trim spent flower spikes to promote potential late-summer reblooms
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA confirmed non-toxic; no known adverse effects for cats
Humans: Non-toxic to humans; safe for culinary and aromatic use in moderation
Garden Uses & Culture
Culture: Symbolizes calm, devotion, and relaxation; widely used in aromatherapy practices
Usage: Ornamental garden plant, cut flowers, dried arrangements, culinary seasoning, and aromatic products
