Blue Flag Iris will grow to be about 30 inches tall at maturity extending to 4 feet tall with the flowers, with a spread of 30 inches. When grown in masses or used as a bedding plant, individual plants should be spaced approximately 24 inches apart. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 10 years. As an herbaceous perennial, this plant will usually die back to the crown each winter, and will regrow from the base each spring. Be careful not to disturb the crown in late winter when it may not be readily seen!
This plant does best in full sun to partial shade. It is quite adaptable, prefering to grow in average to wet conditions, and will even tolerate some standing water. It is not particular as to soil type or pH. It is somewhat tolerant of urban pollution. This species is native to parts of North America. It can be propagated by division.
Details
Botanical Name
IRIS VERSICOLOR
Common Name
Blue Flag Iris
Hardiness Zone
- 2
Appearance
Max Height
30 Inches
Max Spread
30 Inches
Plant Form
- Over Mound
Foliage Colour
- Green
Fall Colour
Flower Colour
- Blue
Edible
Edible Component
Edible Harvest Period
Edible Use
Fruit Colour
Growing
Flowering Period
In Mid Spring
Moisture
Average To Wet
Sunlight
Full Sun To Partial Shade
Maintenance
Medium
Deer Resistance
Yes
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