Buddleja, Butterfly Bush, Orange-eye Butterfly Bush, Summer Lilac 'Potter's Purple'

Buddlejadavidii

Family
Scrophulariaceae (skrof-yoo-larr-ee-AY-see-ee)
Genus
Buddleja (BUD-lee-uh)
Species
davidii (duh-VID-ee-eye)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Deciduous
Height
6-8 ft. (1.8-2.4 m)
Spacing
4-6 ft. (1.2-1.8 m)
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)
Danger
Pollen may cause allergic reaction
Bloom Color
Medium Purple
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Late Fall/Early Winter
Blooms repeatedly
Other Details
Category
Perennials
Shrubs
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Bronze
Blue-Green
Where to Grow
Grow outdoors year-round in hardiness zone
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
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
Regional

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

Dacula, Georgia

Alamogordo, New Mexico

Chester, New York

Salt Point, New York

Beaverton, Oregon

Tioga, Pennsylvania

Charleston, South Carolina

North Augusta, South Carolina

Garland, Texas

Madison, Wisconsin

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Featured Videos

Gardener's Notes:

0
positive
2
neutrals
0
negative
Sort By:
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C
ROSLINDALE, MA | August 2016 | neutral

This cultivar originated as a seedling found in 1984 by Jack Potter at the Wister Garden in Swarthmore, PA. At Michael Dirr's University ...Read More

B
Lakemont, GA (Zone 8a) | March 2007 | neutral

Buddleia davidii 'Potter's Purple' BUTTERFLY BUSH Dec (z5) (Fra,Bfly,Cut)
Very large, Very deep violet, Very fragrant flower clust...Read More

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