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.
With its big strikingly blue flowers which resemble those of Poppies, this is an unusual garden plant. Needs cool, sheltered position and rich soil. Height 100 cm. Spread 45cm.
Height 60 cm. Grey-green foliage splashed with pink and white margins. Use as sage. Blue flowers from April to August. Sunny position, free-draining soil. Evergreen.
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.