Chrysogonum Species, Golden-Knee, Goldenstar, Green and Gold

Chrysogonum virginianum

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Chrysogonum (kris-OG-oh-num)
Species
virginianum (vir-jin-ee-AN-um)
Synonym
Chrysogonum diotostephus
Chrysogonum virginianum var. dentatum
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Herbaceous
Smooth
Height
6-12 in. (15-30 cm)
Spacing
15-18 in. (38-45 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)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
N/A
Bloom Color
Bright Yellow
Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
By dividing the rootball
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
Regional

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

Gadsden, Alabama

Vail, Colorado

Braselton, Georgia

Cleveland, Georgia

Stone Mountain, Georgia

Bridgewater, Massachusetts

Framingham, Massachusetts

Spencer, Massachusetts

Piedmont, Missouri

Croton On Hudson, New York

East Aurora, New York

Flat Rock, North Carolina

Trinity, North Carolina

Cincinnati, Ohio

Columbus, Ohio

Hilliard, Ohio

West Chester, Pennsylvania

Myrtle Beach, South Carolina

Murfreesboro, Tennessee

Leesburg, Virginia

Lexington, Virginia

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Gardener's Notes:

6
positives
2
neutrals
0
negative
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R
Downingtown, PA | February 2014 | positive

It makes a lovely groundcover for part shade in moist soils. It is a well behaved groundcover, not pushing everything else out. Nice nati...Read More

R
Columbus, OH | May 2010 | positive

Very colorful in the Spring and early Summer.
I've had this plant for 15 years or so. It is very hardy (my zone 5). Doesn't seem t...Read More

B
Braselton, GA (Zone 8a) | March 2007 | positive

This is my first yr growing this. Got 2 small rooted pieces of it last yr from a generous DG'er. It came thru the winter almost evergree...Read More

H
Cincinnati, OH (Zone 6b) | September 2004 | positive

From above:
Grows in moist well-drained, humus-rich soil in sun or partial shade.

While I hardily agree it needs th...Read More

T
T
Murfreesboro, TN (Zone 7a) | August 2002 | positive

I fell in love with this plant when I first saw a photo and description. I managed to get some starts this summer, and they have steadil...Read More

A
A
Jonesboro, GA (Zone 7b) | August 2002 | positive

Great as a ground cover - in sun or shade, leathery green leaves stay green all winter. Easily transplanted and divided. Hardy at least...Read More

S
Oklahoma City, OK (Zone 7a) | August 2002 | neutral

Similar to ajuga in size with showy yellow blooms. Does best in zones 5-9.

V
Memphis, TN (Zone 7b) | July 2001 | neutral

A genus of perennial herbs comprising a single species. Grows in moist well-drained, humus-rich soil in sun or partial shade. In warmer...Read More

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Featured
Lachenalia'Rupert'
Double-lined Prominent moth
(Lochmaeus bilineata)
Red Grouse
(Lagopus lagopus)