Quantity: Choose from two or four plants. Plants: Give your garden an edgy touch with a hydrangea 'Glam Rock' plant. Blooms: Offers eye-catching blooms formed by dozens of red florets with blue centres and lime green tipped petals. Colour changing: The 'Glam Rock' produces widely different colour tones depending on the soil pH and are also known for changing colour as the season progresses. Hardy shrubs: Perfect for borders or large patio containers and will produce a second flush of flowers later in the season. Size: Height and spread of up to 120cm (48") at maturity. Hydrangea Glam Rock' Plants | Red | Living Social