Buddleja Species, American, Butterfly Bush
Buddlejaamericana

Family: Scrophulariaceae (skrof-yoo-larr-ee-AY-see-ee)
Genus: Buddleja (BUD-lee-uh)
Species: americana (a-mer-ih-KAY-na)

Synonym:Buddleja callicarpoides

Synonym:Buddleja dentata

Synonym:Buddleja floribunda

Synonym:Buddleja occidentalis

Synonym:Buddleja spicata

Category
Perennials
Shrubs

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Deciduous

Foliage Color

Height
6-8 ft. (1.8-2.4 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)

Where to Grow
Grow outdoors year-round in hardiness zone

Danger
N/A

Bloom Color
Lavender

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall

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 woody stem cuttings
From softwood cuttings
From semi-hardwood cuttings

Seed Collecting
Allow pods to dry on plant; break open to collect seeds