Agastache Plants - Liquorice Blue Aromatic foliage The Agastache Plants - Liquorice Blue is a first class variety that produces attractive, upright spicates covered in beautiful hooded rose- purple blooms. These flowers will add height and drama to any flower bed and flower border they’re planted in. Alternatively, plant these fantastic flowers in a decorative patio pot or container for beautiful flower displays. Attractive to bees, butterflies and other pollinators, these flowers will be a wonder with wildlife in no time.The Agastache Plants - Liquorice Blue flowers June-September and grows to a height of 60cm (24").