Foamflower 'Iron Butterfly'

Tiarella

Family
Saxifragaceae (saks-ih-frag-AY-see-ee)
Genus
Tiarella (tee-uh-RELL-a)
Synonym
Spacing
12-18 in. (30-45 cm)
Hardiness
12-15 in. (30-38 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
Light Shade
Partial to Full Shade
Bloom Time
N/A
Foliage
Pale Pink
Sun Exposure
Hardiness
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Color
Bloom Time
Other Details
Other details
Mid Spring
Late Spring/Early Summer
Propagation Methods
Grown for foliage
Velvet/Fuzzy
Seed Collecting
Category
By dividing the rootball
Soil pH requirements
Patent Information
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Perennials
Seed Collecting
Fruit Shape
Fruit Size
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Fruit Colors
Growing Habit
Days to Maturity
Seed Type
Disease Resistance
Leaf Type
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Other details
Propagation Methods
Soil pH requirements
Patent Information
Plant Size (check one)
Growing Habit
Growth Rate
Leaf Shape
Leaf Appearance
Degree to which the appearance is present
Leaf Texture (top)
Leaf Texture (bottom)
Leaf Color
Color of Leaf Margin
Leaf Substance
Number of Vein Pairs
Appearance of Margin
Margin Width
Flower Shape
Patented
Flower Fragrance
Does it set seed?
Flower Size
Flower Type
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Seed Type
Growth Habit
Days to Maturity
Awards (if applicable)
Bloom Shape
Other Details
Pruning Instructions
Kernel Color
Flower Shape
Flower Habit
Bloom Size
Color Pattern
Bloom Shape
Pruning Groups
Bloom Diameter
Heat (Pungency)
Fruit Shape
Fruit Size
Fruit Color
Disease Resistance
Seed Type
Flower Size
Size/Type
Flower Characteristics
Leaf Shape/Type
Leaf Texture
Leaf Color
Propagation
Pollination
Bearing Habit
Rootstock Vigor
Disease Resistance
Fruit Usage
Classification
Regional

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

Clayton, California

San Leandro, California

Barnesville, Georgia

Barrington, Illinois

Mount Prospect, Illinois

Delphi, Indiana

Springville, Iowa

Mashpee, Massachusetts

Hopkins, Minnesota

Freehold, New Jersey

Cary, North Carolina

Wilkes Barre, Pennsylvania

Murfreesboro, Tennessee

Mc Kinney, Texas

Lexington, Virginia

Kalama, Washington

Stanwood, Washington

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Gardener's Notes:

5
positives
0
neutral
0
negative
Sort By:
Sort By:
M
Hopkins, MN (Zone 4a) | April 2012 | positive

Got one, loved it, got another, and so on. I now have a dozen or more after about 3 years - great shade plant, beautiful foliage, and lo...Read More

B
Cedarhome, WA (Zone 8b) | November 2009 | positive

What child of the 60s can resist the name...?? And, fragrant flowers to boot. Very nice mounding plant, easily divided in spring to inc...Read More

E
Barrington, IL (Zone 5a) | June 2007 | positive

A good rebloomer with large fragrant flowers (if you crouch way down).

T
T
Murfreesboro, TN (Zone 7a) | June 2003 | positive

New plant for me this year, but off to a very promising start. Potted up when it arrived a few weeks ago from Park Seed; it had nicely f...Read More

V
Barnesville, GA (Zone 8a) | April 2003 | positive

Planted last fall, in deep humusy soil, it sure didn't disappoint me with the featherly light pink flowers, and finely cut, veined, maple...Read More

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