Long-spiked Butterfly Bush

Buddlejamacrostachya

Family
Scrophulariaceae (skrof-yoo-larr-ee-AY-see-ee)
Genus
Buddleja (BUD-lee-uh)
Species
macrostachya (mak-ro-STAK-yuh)
Synonym
Buddleja cylindrostachya
Buddleja hookeri
Sun Exposure
Full Sun
Foliage
Grown for foliage
Deciduous
Succulent
Height
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
Spacing
8-10 ft. (2.4-3 m)
Hardiness
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)
Bloom Color
Blue-Violet
Bloom Time
Other Details
Category
Shrubs
Water Requirements
Foliage Color
Medium Green
Where to Grow
Bloom Characteristics
Bloom Size
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 semi-hardwood cuttings
Seed Collecting
Regional

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Gardener's Notes:

0
positive
0
neutral
0
negative
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