Iris Sibirica
Iris sibirica
outdoorSiberian irises are elegant, clump-forming perennials with slender, grass-like foliage and delicate flowers in blue, purple, white, or bi-color combinations. They bloom in late spring to early summer and are more graceful and refined than bearded irises. These irises tolerate moisture better than most other types and are excellent for borders, water gardens, and wet areas.
Common Problems
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Care Guide
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Light
Full sun to partial shade; at least 4–6 hours of direct sunlight for optimal flowering
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Water
Consistently moist to wet soil; more moisture-tolerant than bearded irises. Water regularly during growing season; can tolerate boggy conditions
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Soil
Humus-rich, fertile soil with consistent moisture; tolerates slightly acidic to neutral pH. Good drainage still important to prevent root rot
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Fertiliser
Moderate feeding in spring; balanced or slightly nitrogen-rich fertilizer supports foliage and flower production
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Temperature
Very cold-hardy; prefers cool to cold winters; thrives in 50–70°F during growing season
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Humidity
Moderate to high humidity; tolerates moist air and wet soil conditions well
Toxicity
check_circleSafe for Catscheck_circleSafe for Dogscheck_circleSafe for Children
Not toxic; safe for households with pets and children
Common Diseases
Common Pests
Seasonal Care
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Resume regular watering and feeding as growth picks up.
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Peak growing season. Water and feed regularly.
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Reduce watering as growth slows. Stop heavy feeding.
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Minimal watering and feeding. Protect from frost if needed.