In Stock
Caesar Siberian Iris
Iris sibirica 'Caesar's Brother'
Siberian Iris
In stock · from $14.99
Foliage grows upright and vase-shaped and is complimented with blue to nearly black flowers in late spring.
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Plant facts
Sizes and prices
Retail prices; trade pricing for wholesale accounts. Availability updates hourly; stock last changed 2026-09-29.
Good to know
- Attracts pollinators.
- Deer resistant.
- Does well at higher elevations.
- Suitable for Utah Lake secondary water systems.
Quick answers
How big does Caesar Siberian Iris get?
About 30-36" tall and 24" wide at maturity.
How much sun does Caesar Siberian Iris need?
Full Sun to Part Shade (3 to 6+ hours Sun).
How much water does Caesar Siberian Iris need?
Moderate water use.
Will Caesar Siberian Iris grow in Utah and the Intermountain West?
It is rated hardy to USDA zone 3, so it suits sites in zone 3 or warmer, which covers most of the region. The Salt Lake Valley floor is mostly zone 7; benches, mountain valleys and high plains in Utah, Idaho, Montana, Colorado and Wyoming are colder, often zones 3–6, so check the zone for your site.
Is Caesar Siberian Iris deer resistant?
Yes, deer usually leave it alone.
Where can I buy Caesar Siberian Iris in Utah?
Progressive Plants in Copperton, Utah has it in stock, from $14.99. Homeowners can order online for pickup at the farm or local delivery; landscape contractors can have it shipped across Utah, Idaho, Montana, Colorado, Wyoming and Nevada.
Can landscape contractors buy Caesar Siberian Iris wholesale?
Yes. Landscape contractors and architects with a Progressive Plants wholesale account get trade pricing, bulk ordering and shipping across Utah, Idaho, Montana, Colorado, Wyoming and Nevada on our own trucks or by freight ($1,500 minimum outside our local delivery area). Apply at progressiveplants.com/wholesaleapp.html or call 801-565-7333.
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