Description:
Buddleja davidii 'Black Knight' is a deciduous shrub known for its very dark purple conical flower heads and honey-scented fragrance. It blooms from early to mid-summer to early fall, attracting butterflies and other pollinators. This fast-growing plant reaches up to 6-8 feet tall and 3-5 feet wide, thriving in full sun and well-draining soil.
Sources:
- [1] Buddleia davidii Black Knight: Plant Delights. Visit Source
- [2] Black Knight Butterfly Bush: Perfect Plants. Visit Source
- [3] Buddleia davidii Black Knight: Plant Delights. Visit Source
- [4] Black Knight Butterfly Bush: Perfect Plants. Visit Source
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Last Updated June 30, 2025