Thalictrum delavayiSprays of long-lasting, rosette-like, double lilac flowers on slender stems. | Flowering period: August to September. | | Growing conditions: Moist, well-drained soil in sun or part shade. | | Typical mature height: 60 inches ( 152 cms ) | | Hardiness: - to discuss further |  | This plant has been awarded the Royal Horticultural Society's Award of Garden Merit (AGM). | |
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