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Saxifraga Species, London Pride, Prattling Parnell, St. Patricks Cabbage, Whimsey

Saxifragaumbrosa

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Saxifraga umbrosa by Baa
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Family
Saxifragaceae (saks-ih-frag-AY-see-ee)
Info
Genus
Saxifraga (saks-if-FRAG-uh)
Info
Species
umbrosa (um-BRO-suh)
Info
Synonym
Saxifraga
Sun Exposure
Light Shade
Partial to Full Shade
Foliage
Evergreen
Smooth
Height
6-12 in. (15-30 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
Danger

Unknown - Tell us

Bloom Color
White/Near White
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Alpines and Rock Gardens
Groundcovers
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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 rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Stockton, California

Port Orford, Oregon

Portland, Oregon

Pittsburgh, Pennsylvania

Kalama, Washington

North Bend, Washington

Seattle, Washington

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Gardener's Notes:

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neutral
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P
P
parable5555
Marblehead, MA | July 2005 | positive

This plant has been perfectly hardy for me in zone 5b for 15 years at least.Marblehead Ma , in many properties Suffers in drought years,...Read More

B
B
Baa
| April 2004 | neutral

Native of Europe and widely naturalised.

Has fleshy, mid-green leaves with scalloped edges. Bears small, white, star shape...Read More

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