Robertsoniana Saxifrage, London Pride
Saxifraga x urbium 'Colvillei'

Family: Saxifragaceae (saks-ih-frag-AY-see-ee) (Info)
Genus: Saxifraga (saks-if-FRAG-uh) (Info)
Species: x urbium
Cultivar: Colvillei
Additional cultivar information:(aka Serratifolia)

Category:

Groundcovers

Perennials

Height:

under 6 in. (15 cm)

6-12 in. (15-30 cm)

12-18 in. (30-45 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)

Sun Exposure:

Sun to Partial Shade

Light Shade

Partial to Full Shade

Full Shade

Danger:

Unknown - Tell us

Bloom Color:

Cream/Tan

Bloom Time:

Late Spring/Early Summer

Foliage:

Evergreen

Dark/Black

Leathery-Textured

Other details:

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

By dividing the rootball

Plant is viviparous

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:

Kapaa, Hawaii

Albany, Oregon

Kalama, Washington

Seattle, Washington

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On Dec 7, 2004, Todd_Boland from St. John's, NL (Zone 5b) wrote:

This selection of London pride has leaves that are more deeply and sharply toothed than the standard London Pride (probably an influence from the S. spathularis parent). The foliage may be a little more attractive than London Pride but otherwise, the plants look the same.