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Narrowleaf vervain thrives in well-drained soil and requires full sun exposure for optimal growth. A special care point for narrowleaf vervain is to ensure moderate watering, as it is drought-tolerant and too much moisture can lead to root rot. Deadheading spent flowers can promote further blooming and maintain plant vigor.
Watering schedule: Every week
Sunlight Requirements: Full sun
Common issues for Narrowleaf vervain based on 10 million real cases