Home / Guides / Plant Files / Caryophyllaceae

Petrorhagia, Tunic Flower 'Rosette'

Petrorhagiasaxifraga

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Family
Caryophyllaceae (kar-ree-oh-fil-AY-see-ee)
Info
Genus
Petrorhagia (pet-roh-RAG-ee-uh)
Info
Species
saxifraga (saks-if-FRAG-uh)
Info
Synonym
Sun Exposure
Full Sun
Foliage
Grown for foliage
Herbaceous
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 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)
Danger
N/A
Bloom Color
Pale Pink
White/Near White
Bloom Time
Late Spring/Early Summer
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

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
From herbaceous stem cuttings
Seed Collecting

Unknown - Tell us

Regional
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