Iris sibirica 'Butter and Sugar' - Siberian Iris
🌿 Features
Type: Herbaceous perennial
Common Name: Siberian Iris
Scientific Name: Iris sibirica 'Butter and Sugar'
Flower Color: Buttery yellow petals with creamy white sepals, elegant contrast
Mature Height: 0.60–0.75 m (24–30 in)
Mature Width: 0.45–0.60 m (18–24 in)
Habit: Upright, fine and graceful linear green foliage
Bloom Period: May to June
Exposure: Full sun to partial shade
Water Needs: Moderate to regular, appreciates moisture
Soil Type: Well-drained, rich in organic matter
Hardiness Zone: Zone 3 to 9
Drought Tolerance: Moderate, prefers moist soils
Melliferous Plant: Yes
Attracts Pollinators: Yes
Toxicity to Animals: Non-toxic
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✂️ Care
Regularly remove spent flowers to encourage prolonged blooming. Light pruning in late winter removes damaged foliage and rejuvenates the plant. Keep the soil moderately moist, especially during active growth.
Few interventions are needed beyond regular watering and division every three to four years to revitalize clumps.
Iris sibirica 'Butter and Sugar' is a spectacular perennial ideal for natural style gardens, mixed borders, wet areas, and sunny pond edges.

