Hibiscus 'Eruption' will produce an explosion of colour, with its large, hot pink lava flows. Its bright semi-double flowers can grow up to 20cm (8in) wide. It is one of the best of the Fleming hybrids that have been cultivated by three brothers. Its oak-shaped leaves have purple tinges. Flowers July-September. Height 200-250cm. Supplied in a 3 litre pot.