In Stock
Gerald Darby Iris
Iris versicolor 'Gerald Darby'
Iris
In stock · from $14.99
This hybrid forms a clump of narrow, arching-to-erect, sword-shaped, green leaves. Leaves have a flush of purple in spring that fades by summer. Purplish black flowering stalks rise from the clump to 36” tall in late spring, typically producing 2-3 violet-blue flowers per stalk. Clumps spread slowly by tough, creeping rhizomes. The rhizomes of this plant are poisonous.
Specifying this plant? Save it to a project in the shop, or match a whole plant schedule with Plant List Matcher.
Plant facts
Sizes and prices
Retail prices; trade pricing for wholesale accounts. Availability updates hourly; stock last changed 2026-10-09.
Good to know
- Deer resistant.
- Suitable for Utah Lake secondary water systems.
Quick answers
How big does Gerald Darby Iris get?
About 36"+ tall and 36" wide at maturity.
How much sun does Gerald Darby Iris need?
Full Sun to Part Shade (3 to 6+ hours Sun).
How much water does Gerald Darby Iris need?
Moderate water use.
Will Gerald Darby Iris grow in Utah and the Intermountain West?
It is rated hardy to USDA zone 4, so it suits sites in zone 4 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 Gerald Darby Iris deer resistant?
Yes, deer usually leave it alone.
Where can I buy Gerald Darby 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 Gerald Darby 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.