Hydrangea macrophylla 'Nightingale'

Lacecap group. 'Nachtigall' Dense vigorous multi-stemmed shrub with lush light-green leaves, bold and saucer-shaped. In summer large flattened flower heads with dark blue flowers arranged in a ring. Flower colour can vary from blue to pink depending on soil acidity. Very pretty. The flowers form on two year old wood. Thin out crowded stems in late winter, shorten where necessary. Hardy for cold sites. Best in semi-shade, with good soil moisture.