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Nanho Blue Butterfly Bush (1 of 15)

Smaller and more compact than other varieties of Buddleia
Plant in rich, but well-drained soil; prune heavily in very early spring
Water regularly until established; fertilize in spring
Deadhead to reduce seedlings and prolong blooming
Plant in full sun for best flowering
Height: 4-5 feet
Width: 4-5 feet
Hardy in USDA zones 5-9:
Zone 5--Plant in spring to prevent winter heaving; plant in full sun; mulch heavily after first hard frost; avoid contact with salt; care for plant as herbaceous perennial and prune to the ground in early spring.
Zone 6--Plant in spring or early fall; plant in full sun; mulch in fall; care for plant as a deciduous shrub and prune heavily in late winter.
Zone 7--Plant in early fall; plant in full sun; mulch in fall; care for plant as a deciduous shrub and prune heavily in late winter.
Zone 8--Plant in early fall; plant in full sun; mulch in fall; care for plant as a deciduous shrub and prune heavily in late winter.
Zone 9--Plant in early fall; plant in full sun; mulch in fall; care for plant as a deciduous shrub and prune heavily in late winter.