Description
‘Butter & Sugar’ Siberian Iris
The ‘Butter & Sugar’ Siberian Iris is a classic perennial known for its butter-yellow standards and pure white falls, offering a delightful two-tone effect that brightens garden beds and borders.
It grows gracefully with slender green foliage, making it a versatile plant for sunny to lightly shaded gardens. This iris is also tolerant of damp soils, making it a wonderful addition to water garden edges.
- � Beautiful butter-yellow and white flowers
- � Blooms in late spring to early summer
- � Upright, grass-like green foliage
- � Perfect for borders, mass plantings, or near ponds
- � Thrives in full sun to part shade
- � Mature Size: 24–30 in. tall, 18–24 in. wide
- � Excellent for cut flowers and pollinator-friendly gardens
Note: Plant in well-drained to moderately moist soil for best results. This variety is hardy and low-maintenance once established.
Growing Zones: 3–9 outdoors
| Mature Height: | 24–30 in. |
| Sunlight: | Full Sun to Part Shade |
| Mature Width: | 18–24 in. |
| Botanical Name: | Iris sibirica ‘Butter & Sugar’ |
| Growth Rate: | Moderate |
| Bloom Time: | Late Spring – Early Summer |
| Type: | Perennial (Siberian Iris) |
FAQ’s
Does ‘Butter & Sugar’ bloom every year?
Yes, once established, this Siberian iris reliably returns each spring with stunning blooms.
Is this variety good for wet soil areas?
Yes, it tolerates moist soil and can even thrive near ponds or streams.
Can it grow in partial shade?
It prefers full sun but can also perform well in light partial shade.
Is this iris low-maintenance?
Yes, Siberian irises are hardy, low-maintenance, and require little care once established.









