A classic cottage garden plant with a rounded, deciduous habit, thick green leaves and large mop-head flowers. A popular hydrangea with plenty of cultivars. Flower colour can be changed depending on soil type - blue flowers in acid soils, pink or red in alkaline soils. Use in garden beds and containers. Great cut flower. Grows approx. 1m tall x 1m wide. 'Perfection' has double rose-pink to blue blooms.