Centranthus, Jupiter's Beard, Keys to Heaven, Red Valerian, Spur Valerian 'Pretty Betsy'

Centranthusruber

Family
Caprifoliaceae (cap-ree-foh-lee-AY-see-ee)
Genus
Centranthus (sen-TRAN-thus)
Species
ruber (ROO-ber)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
15-18 in. (38-45 cm)
Hardiness
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
Pale Pink
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information
Propagation Methods
Seed Collecting
Regional

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

Denver, Colorado

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Gardener's Notes:

0
positive
0
neutral
0
negative
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