Species

Iris sibiricaSiberian Iris

20 other cultivars

perennial

Siberian Iris Little White

Iris sibirica 'Little White'

Same species

Species

Iris sibiricaSiberian Iris

20 other cultivars

Essentials

At a Glance

Plant Type

Perennial

Height

16 inches

Width

12 inches

Light

Full Sun

Zones

4, 5, 6, 7, 8

Water

Moderate

Humidity

Average

Lifespan

Many years with proper division

Native To

Siberia and East Asia

Toxicity

Non-toxic

The Story

Plant Bio

Iris sibirica 'Little White' is a perennial plant featuring graceful, arching clumps of slender, grass-like foliage topped with delicate, white, iris-shaped flowers in late spring to early summer. This cultivar is distinguished by its compact size and pristine white blossoms, making it ideal for borders and rock gardens where a subtle, elegant display is desired.

Bloom Period:

EarlyLate

Uses & Benefits:

Elegant white blooms add a touch of serenity and contrast in garden beds.

Deer resistant and drought tolerant once established.

Provides nectar for early spring pollinators and habitat for beneficial insects.

Planting

How to Grow

Select a sunny spot with well-drained soil.
Tuck seeds or divide clumps in early spring or fall.
Mist cuttings lightly to encourage root development.
Plant rhizomes 2 inches deep and 12 inches apart.
Water regularly during first growing season, about 6 weeks.
Mulch to retain moisture and suppress weeds.

Pro Tip

Ensure good drainage to prevent root rot and promote healthy growth.

Keep It Thriving

Care Guide

Do

Water consistently during active growth 🌱
Divide clumps every 3-4 years to maintain vigor
Remove spent flowers to encourage rebloom

Don't

Avoid overwatering in winter ❌
Don’t plant in heavy clay soils without amendment
Never ignore pest signs

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Divide
Fertilize
Mulch
Winter Prep

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

White-flowered borderEarly spring accentShrubby perennial background

Companion Plants

Daylilies Hostas Peonies Alliums Sedums

Multiply

Propagation Methods

Good to Know

Common Questions

Siberian Iris Little White questions

What zones can Siberian Iris Little White grow in?

Siberian Iris Little White is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Siberian Iris Little White deer resistant?

Yes — Siberian Iris Little White is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Siberian Iris Little White bloom?

Siberian Iris Little White typically blooms in mid-spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Siberian Iris Little White need full sun?

Siberian Iris Little White does best in full sun (6+ hours).