Tiarella Species, Allegheny Foamflower, False Miterwort, Heartleaf Foam Flower, Wherry's Foamflower

Tiarellacordifolia var. collina

Family
Saxifragaceae (saks-ih-frag-AY-see-ee)
Genus
Tiarella (tee-uh-RELL-a)
Synonym
Tiarella wherryi
Spacing
6-12 in. (15-30 cm)
Hardiness
6-9 in. (15-22 cm)
Sun Exposure
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
Bloom Color
Partial to Full Shade
Bloom Time
N/A
Foliage
Pink
White/Near White
Other Details
Other details
Late Spring/Early Summer
Propagation Methods
Grown for foliage
Seed Collecting
Category
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Soil pH requirements
Patent Information
Allow pods to dry on plant; break open to collect seeds
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Perennials
Regional

This plant is said to grow outdoors in the following regions:

Anchorage, Alaska

Richmond, California

Sebastopol, California

Barnesville, Georgia

Tunnel Hill, Georgia

Jeffersonville, Indiana

Iowa City, Iowa

Hebron, Kentucky

Rockville, Maryland

Newton Highlands, Massachusetts

Reading, Massachusetts

Bloomfield Hills, Michigan

Sanford, Michigan

Traverse City, Michigan

Minneapolis, Minnesota(2 reports)

Frenchtown, New Jersey

Jersey City, New Jersey

Ballston Lake, New York

Jefferson, New York

Lake Luzerne, New York

New York City, New York

Wallkill, New York

Lake Toxaway, North Carolina

Glouster, Ohio

Oklahoma City, Oklahoma

Brookings, Oregon

Cottage Grove, Oregon

Harbor, Oregon

WALTERVILLE, Oregon

Coopersburg, Pennsylvania

Mercer, Pennsylvania

Rapid City, South Dakota

Jackson, Tennessee(2 reports)

Knoxville, Tennessee

Toone, Tennessee

Leesburg, Virginia

Kalama, Washington

Seattle, Washington

Franklin, Wisconsin

Lake Geneva, Wisconsin

Watertown, Wisconsin

show all

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Gardener's Notes:

8
positives
2
neutrals
0
negative
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J
J
Ballston Lake, NY (Zone 5a) | May 2010 | positive

While on a hike in the Adirondacks I came across a few patches of this lovely little plant. I have no clue how they got there, but it was...Read More

S
Franklin, WI | June 2009 | positive

I'm in zone 5a. Planted 2 late last summer in well drained, partly shaded area. 08-09 winter was harsh and I was concerned these wouldn'...Read More

A
Seattle, WA | May 2009 | positive

choice native groundcover for shade/part shade, even dryish shade. In good soil spreads moderately fast, but is easy to manage and not at...Read More

A
A
Jackson, TN | April 2009 | positive

In the wild, foamflower often is found around waterfalls or near the edge of wet areas. It sometimes grows in rock crevices. Other time...Read More

M
Coon Rapids, MN (Zone 4a) | February 2008 | positive

This species is a clump former, not a groundcover.

M
| February 2005 | positive

This plant has been one of those plants that once I planted it I had to do nothing but admire it. It is planted in a partly shaded garden...Read More

M
Bloomfield Hills, MI | July 2004 | neutral

Despite their reputation as a deep shade plant, the only one of the 5 tiarella I planted last year to come back strongly was the one that...Read More

T
Tunnel Hill, GA (Zone 7a) | March 2004 | positive

This is a fast spreader in good soil. Makes an excellent groundcover in a shady location. Delicate blooms are a bonus and appear later th...Read More

L
Grove City, OH (Zone 6a) | January 2003 | positive

Tiarellas are beautiful flowering plants. They require a deep humusy soil to survive, which effort is well-repaid by its long flowering ...Read More

R
Rapid City, SD (Zone 5b) | July 2001 | neutral

Pinkish, feathery flower spikes. Blooms early summer. Compact, slow-spreading perennial. Heart-shaped leaves, used as groundcover. Nort...Read More

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Featured
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