Spec sheet
- Hardiness
- Hardy to zone 3
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Sizes we grow
Container grown (CG)
- #1
About this plant
Iris sibirica 'Claret Cup' is a striking perennial plant known for its tall, graceful habit and stunning flower displays. Suitable for USDA hardiness zones 3 to 9, it thrives in cooler climates, preferring temperatures that range from 60 to 70°F for optimal growth. The plant exhibits remarkable adaptability, making it durable in various garden settings. 'Claret Cup' produces elegant purple blooms in late spring to early summer, creating a vibrant display in any garden. Deer resistance is notable, as this plant is generally unpalatable to deer. Reaching a height of 24 to 36 inches, Iris sibirica 'Claret Cup' is an excellent choice for adding vertical interest and color to flower beds, borders, and water garden edges.