Campanula Species, Bellflower, Harebell

Campanulasaxifraga

Family
Campanulaceae (kam-pan-yew-LAY-see-ee)
Genus
Campanula (kam-PAN-yoo-luh)
Species
saxifraga (saks-if-FRAG-uh)
Synonym
Campanula bellidifolia subsp. saxifraga
Campanula tridentata var. saxifraga
Hemisphaera saxifraga
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Height
under 6 in. (15 cm)
Spacing
12-15 in. (30-38 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)
Bloom Color
Dark Blue
Bloom Time
Late Spring/Early Summer
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Grow outdoors year-round in hardiness zone
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Merced, California

MOUNT HOOD PARKDALE, Oregon

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Gardener's Notes:

0
positive
0
neutral
0
negative
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