perennial

Foamflower

Tiarella polyphylla 'Moorgrun'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

6 inches

Width

12 inches

Light

Partial Sun, Shade

Zones

4, 5, 6, 7, 8, 9

Water

Moist

Humidity

High

Lifespan

Perennial

Native To

Asia

Toxicity

Non-toxic to humans and pets

The Story

Plant Bio

Tiarella polyphylla, known as Foamflower, is a perennial groundcover distinguished by its delicate, lobed foliage and airy spikes of white flowers that bloom in spring, creating a soft, woodland-like appearance. The Moorgrun cultivar is notable for its vigorous growth habit and enhanced leaf coloration, providing a striking contrast in shaded garden borders and woodland settings.

Bloom Period:

EarlyLate

Uses & Benefits:

Provides attractive foliage and delicate spring flowers, ideal for shaded garden beds.

Helps retain soil moisture and prevents erosion in shaded areas.

Supports pollinators like insects and provides habitat for beneficial insects.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

Shipping costs Year-round shipping Free shipping

Planting

How to Grow

Tuck seeds or divisions into prepared soil in early spring.
Water regularly to keep soil moist but not waterlogged.
Mulch around plants to retain moisture and suppress weeds.
Fertilize with a balanced, organic fertilizer in early spring.
Prune dead or damaged foliage after flowering to promote healthy growth.
Divide clumps every 3-4 years in early spring or fall.

Pro Tip

Ensure shady, moist conditions for best foliage and flowering.

Keep It Thriving

Care Guide

Do

Water consistently to keep soil moist 🌱
Mulch to retain moisture and regulate soil temperature
Divide plants every few years to maintain vigor

Don't

Avoid dry, sun-exposed areas ❌
Don’t let soil dry out completely
Refrain from over-fertilizing to prevent weak growth

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Divide
Mulch
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shaded woodland borderMoist shade garden bed

Companion Plants

Hosta Ferns Astilbe Heuchera

Multiply

Propagation Methods

Good to Know

Common Questions

Foamflower questions

What zones can Foamflower grow in?

Foamflower is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Foamflower deer resistant?

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

When does Foamflower bloom?

Foamflower typically blooms in late spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Foamflower need full sun?

Foamflower does best in part shade.