Family: Buddlejaceae
Genus: Buddleja (BUD-lee-uh) (Info)
Species: davidii (duh-VID-ee-eye) (Info)
Cultivar: Empire Blue
Synonym:Buddleia davidii
Synonym:Buddleia variabilis
Synonym:Buddleja variabilis
 One vendor has this plant for sale.
6 members have or want this plant for trade. Category:
Perennials
Shrubs
Height:
4-6 ft. (1.2-1.8 m)
Spacing:
24-36 in. (60-90 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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Sun Exposure:
Full Sun
Sun to Partial Shade
Danger:
Unknown - Tell us
Bloom Color:
Violet/Lavender
Purple
Bloom Time:
Mid Summer
Late Summer/Early Fall
Foliage:
Deciduous
Other details:
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Average Water Needs; Water regularly; do not overwater
Soil pH requirements:
Unknown - Tell us
Patent Information:
Unknown - Tell us
Propagation Methods:
From woody stem cuttings
From softwood cuttings
From semi-hardwood cuttings
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
| 
