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Woadwaxen, Dyer's Greenwood, Dyer's Greenweed
Genista tinctoria 'Royal Gold'

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Family: Papilionaceae (pa-pil-ee-uh-NAY-see-ee) (Info)
Genus: Genista (jih-NIS-tuh) (Info)
Species: tinctoria (tink-TOR-ee-uh) (Info)
Cultivar: Royal Gold

Category:

Shrubs

Height:

24-36 in. (60-90 cm)

Spacing:

36-48 in. (90-120 cm)

Hardiness:

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)

Sun Exposure:

Full Sun

Danger:

All parts of plant are poisonous if ingested

Bloom Color:

Bright Yellow

Bloom Time:

Late Spring/Early Summer

Foliage:

Deciduous

Other details:

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Non-patented

Propagation Methods:

By dividing the rootball

From softwood cuttings

From semi-hardwood cuttings

From hardwood heel cuttings

By simple layering

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Delta, Colorado

Denver, Colorado

Endicott, New York

Gardeners' Notes:

0
positives
1
neutral
0
negatives
RatingContent
Neutral

On Sep 20, 2006, saya from Heerlen
Netherlands (Zone 8b) wrote:

'Royal Gold' is a more compact and free flowering selection of Genista tinctoria. Rather like a refined broom (cytisus) the shrub is covered in clusters of small yellow flowers in early summer. It is fast growing and ideal for poor soils.