Agastache are herbaceous perennials which are commonly known as Giant Hyssop. They are perfect for adding colour and vertical dimension to any landscape.
The violet-blue flowers have white centres and appear from late spring to November. Rewarding plant, rich flowering and a strong grower. Height 45 cm. Spread 50 cm.
The lavender-blue flowers are 5cm across and resemble a pincushion. They will be on show from June till when the first frosts occur. Attracts butterflies. Height 40cm. Spread 30 cm.
