Agastache 'Blue Boa'

This Agastache forms a shrub of mid-green leaves 90cm tall on top of which are plentiful, intensely blue flower spikes. It is trouble-free and compact during the growing season. Blue Boa is herbaceous and should be pruned back after winter.

 H: 90 W: 70

 Frost hardy

 Low water use

 Full sun/ part shade