
Iris iris 'Imperial Reign'
Imperial Reign Iris
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
36 inches
Width
24 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8, 9
Water
Moderate
Humidity
Average
Lifespan
Perennial
Native To
Europe and Asia
Toxicity
Toxic if ingested, especially the rhizome.
The Story
Plant Bio
A classic tall bearded iris, forming clumps of sword-like, gray-green leaves from which tall, sturdy stalks bearing large, fragrant, six-petaled flowers emerge in spring. A striking tall bearded iris with ruffled, blue-violet standards and deeper velvety blue-violet falls edged in a lighter shade. Features prominent yellow-orange beards.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
We couldn't find this plant listed online right now.
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Planting
How to Grow
- Tuck iris rhizomes 2 inches deep in well-draining soil.
- Water thoroughly after planting to settle soil around roots.
- Place in full sun for optimal blooming and growth.
- Mulch lightly to retain moisture and suppress weeds.
- Divide clumps every 3-4 years in late summer or early fall.
- Remove dead or damaged leaves to maintain plant health.
Pro Tip
Plant irises in well-drained soil with full sun for best flowering results.
Keep It Thriving
Care Guide
Do
- Water regularly during dry spells 🌱
- Remove spent blooms to encourage new growth
- Divide clumps every 3-4 years for vigorous flowering
Don't
- Avoid overwatering to prevent rhizome rot ❌
- Do not plant in poorly drained soil
- Refrain from cutting foliage in late fall
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Fertilize | ||||||||||||
| Pest Check | ||||||||||||
| Plant | ||||||||||||
| Prune | ||||||||||||
| Spring Cleanup |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know