Heuchera, Alum Root, Alumroot, Coral Bells, Coralbells 'Green Spice'

Heucheraamericana

Family
Saxifragaceae (saks-ih-frag-AY-see-ee)
Genus
Heuchera (HEW-ker-a)
Species
americana (a-mer-ih-KAY-na)
Synonym
Spacing
6-12 in. (15-30 cm)
Hardiness
18-24 in. (45-60 cm)
Sun Exposure
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)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Sun to Partial Shade
Light Shade
Partial to Full Shade
Bloom Time
Foliage
Pale Green
Other Details
Other details
Late Spring/Early Summer
Mid Summer
Propagation Methods
Grown for foliage
Seed Collecting
Category
By dividing the rootball
From leaf cuttings
Soil pH requirements
Patent Information
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Perennials
Regional

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

Fort Smith, Arkansas

Lompoc, California

Los Angeles, California

Merced, California

San Jose, California

Moscow, Idaho

Mount Prospect, Illinois

Plainfield, Illinois

Greenville, Indiana

Barbourville, Kentucky

Durham, Maine

Skowhegan, Maine

Bridgewater, Massachusetts

Applegate, Michigan

Plainwell, Michigan

Hopkins, Minnesota

Minneapolis, Minnesota

Cape May Court House, New Jersey

Clementon, New Jersey

Elizabeth City, North Carolina

Raleigh, North Carolina

Belfield, North Dakota

Pekin, North Dakota

Coshocton, Ohio

Galena, Ohio

Powell, Ohio

Ravenna, Ohio

Portland, Oregon(2 reports)

The Dalles, Oregon

Albion, Pennsylvania

Mercer, Pennsylvania

Norristown, Pennsylvania

Christiana, Tennessee

Garland, Texas

San Antonio, Texas

Big Stone Gap, Virginia

Lexington, Virginia

Linden, Virginia

Portsmouth, Virginia

Stephens City, Virginia

Arlington, Washington

Arlington Heights, Washington

Oso, Washington

Smokey Point, Washington

Spokane, Washington(2 reports)

Stanwood, Washington

Appleton, Wisconsin(2 reports)

Madison, Wisconsin(2 reports)

Milwaukee, Wisconsin

Minocqua, Wisconsin

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Featured Videos

Gardener's Notes:

7
positives
0
neutral
0
negative
Sort By:
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M
Hopkins, MN (Zone 4a) | June 2013 | positive

This heuchera variety grows in one particular spot where no other heuchera will venture--not sure why, but it does well and looks really ...Read More

B
Cedarhome, WA (Zone 8b) | June 2010 | positive

Very attractive foliage and grows to a good sized clump quickly. The flowers on mine are pretty nondescript, no noticeable color to them...Read More

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

This heuchera do very well in my garden - no seedlings yet - seem to do well both light shade and woodland shade. Have a nice splash of v...Read More

W
Spokane, WA (Zone 5b) | December 2005 | positive

This is hands-down my favorite heuchera. Very nice form, leaf-shape, and exquisite pattern. It does great in a pot or in the ground and l...Read More

P
Deal, NJ (Zone 7a) | May 2005 | positive

I have a real "like it" (not usually loooove it :) ) or "hate it" with heucheras..... some cultivars just leave me "lacking" on why I'd...Read More

K
Elgin, IL (Zone 5a) | October 2004 | positive

Very nice heuchera first year plant. Did not bloom yet, but veins changed from red to to white.

C
Applegate, MI | July 2004 | positive

This is my favorite Heuchera so far. I don't grow them in anything stronger than morning sun and have had great luck; this one is just be...Read More

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