Calluna is a genus of plant that solely includes heather, whose dainty flowers inspired this delicate Farrow & Ball colour. It\'s a pale purple with a touch of black pigment, which makes for a soft and sophisticated shade that leans more towards lilac than pink.Exterior Eggshell brings long-lasting colour to outdoor spaces with a finish that remains flexible once dry, protecting wood and metal surfaces through changing weather. Added preservatives help to prevent the growth of algae and fungi, and the resin-rich formula resists flaking, peeling, and fading for up to six years. Providing it has been applied in accordance with Farrow & Ball Product Advice Sheets. Not suitable for use on exterior plastic surfaces or decking.