Saxifraga Species, Tufted Alpine Saxifrage

Saxifragacaespitosa

Family
Saxifragaceae (saks-ih-frag-AY-see-ee)
Genus
Saxifraga (saks-if-FRAG-uh)
Species
caespitosa (kess-pi-TOH-suh)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Height
under 6 in. (15 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
Danger
Seed is poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
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
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
Seed Collecting
Bag seedheads to capture ripening seed
Regional

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

Anchorage, Alaska

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Gardener's Notes:

0
positive
1
neutral
0
negative
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St. John's, NL (Zone 5b) | December 2004 | neutral

This is one of the wild 'mossy' saxifrages, native to arctic and subarctic areas of the northern hemisphere. The small plants have soft,...Read More

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