Family: Onagraceae (on-uh-GRAY-see-ee) (Info)
Genus: Calylophus (kal-ee-LOW-fus) (Info)
Species: serrulatus (ser-yoo-LAY-tus) (Info)
 One vendor has this plant for sale.
Category:
Alpines and Rock Gardens
Perennials
Height:
12-18 in. (30-45 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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Sun Exposure:
Full Sun
Danger:
N/A
Bloom Color:
Bright Yellow
Bloom Time:
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Foliage:
Herbaceous
Other details:
Drought-tolerant; suitable for xeriscaping
Soil pH requirements:
Unknown - Tell us
Patent Information:
Unknown - Tell us
Propagation Methods:
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
Properly cleaned, seed can be successfully stored
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