Rill iris
Iris 'Rill'
USDA zones3 to 8
SunHandles full sun to partial sun
WaterHandles moderate to wet soil
Size2 to 2.5 feet tall2 to 2.5 feet wide
- Bloom season
- Spring, summer
- Bloom color
- Blue with pale blue and white styles
Garden uses
Notes
'Rill' iris (Iris 'Rill') is a perennial for borders, cottage gardens, containers, and rain gardens. It is hardy to USDA zone 3, or down to -40°F (-40°C). This plant likes full or part sun and average to wet soil. Blue flowers with pale blue and white styles open in early to late spring and again in early to late summer. It grows 24 to 30 inches tall and wide. It sits low on the menu for deer and rabbits.
Pairs well with Cinnamon fern, Spotted joe-pye weed, and Sedge.