Hypericum, Aaron's Beard, St. John's Wort, St. Johnswort 'Brigadoon'

Hypericumcalycinum

Family
Hypericaceae (hy-PER-ee-KAY-see-ee)
Genus
Hypericum (hy-PER-ee-kum)
Species
calycinum (ka-LEE-kin-um)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Herbaceous
Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
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
Gold (yellow-orange)
Bloom Time
Late Spring/Early Summer
Other Details
Category
Groundcovers
Perennials
Water Requirements
Foliage Color
Chartreuse/Yellow
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Regional

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

Gadsden, Alabama

Little Rock, Arkansas

Canton, Georgia

Chicago, Illinois

Taylorsville, Kentucky

Fallston, Maryland

Cedar Springs, Michigan

Burlington, North Carolina

Flat Rock, North Carolina

Raleigh, North Carolina

Norristown, Pennsylvania

Quakertown, Pennsylvania

Lexington, Virginia

Olympia, Washington

Seattle, Washington

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Gardener's Notes:

4
positives
0
neutral
0
negative
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A
Gadsden, AL | July 2013 | positive

Love this plant. Makes a wonderful, low-growing groundcover that's bright and cheerful all year round in our Zone 7 garden. So far it h...Read More

G
Canton, GA | June 2012 | positive

I got a small Saint John's Wort 'Brigadoon' at a local gardeners' club sale a few weeks ago. I potted it in a large pot, and while I have...Read More

S
Louisville, KY (Zone 6b) | November 2006 | positive

Once cold weather hits the color deepens to a very rich gold.

R
R
Lexington, VA (Zone 6a) | November 2005 | positive

An exceptional plant with brilliant gold foliage for use as a groundcover. A pink cast to the new growth adds even more interest. Wonderf...Read More

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