Iris 'Caesar's Brother' or 'Blue Flag'

Iris siberica 'Caesar's Brother' 
Iris Blue Flag

Ornamental Features
Caesar's Brother Siberian Iris has masses of beautiful royal blue flag-like flowers with white throats and a gold beard at the ends of the stems in late spring, which emerge from distinctive purple flower buds, and which are most effective when planted in groupings. The flowers are excellent for cutting. Its sword-like leaves remain green in color throughout the season. The fruit is not ornamentally significant.

Plant Height: 28 inches

Flower Height: 4 feet

Spacing: 18 inches

Sunlight: full sun partial shade

Hardiness Zone: 2a

Landscape Attributes
Caesar's Brother Siberian Iris is an herbaceous perennial with tall flower stalks held atop a low mound of foliage. Its relatively fine texture sets it apart from other garden plants with less refined foliage.

This plant will require occasional maintenance and upkeep, and should be cut back in late fall in preparation for winter. Deer don't particularly care for this plant and will usually leave it alone in favor of tastier treats. It has no significant negative characteristics.

Caesar's Brother Siberian Iris is recommended for the following landscape applications;
Mass Planting
General Garden Use
Planting & Growing

Caesar's Brother Siberian Iris will grow to be about 28 inches tall at maturity extending to 4 feet tall with the flowers, with a spread of 24 inches. When grown in masses or used as a bedding plant, individual plants should be spaced approximately 18 inches apart. The flower stalks can be weak and so it may require staking in exposed sites or excessively rich soils. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 10 years.

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 is a selected variety of a species not originally from North America. It can be propagated by division; however, as a cultivated variety, be aware that it may be subject to certain restrictions or prohibitions on propagation.