Walled Garden Nursery
Clematis,climbing plants and perennials specialist
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Agastache Blue Boa
Quick perennial facts
Name : Agastache Blue Boa
Height : 60cm
Flower colour : Violet blue
Flowering time: Summer - Autumn
Best aspect : Sun - Semi shade
Hardiness : Hardy
Any other key facts: Attracts bees and
butterflies.
Our rating : 7.5
Perennials A-B
Luxurious deep violet blue flower spikes held over green foliage.
The flower spiks are long, wide and showy. Its a great perennial
colour for summer. Its drought tolerant once established and attracts
bees as well as butterflies. Flowers all summer into autumn.