A detail of the University of Worcester Garden, showing the cleverly designed planting which picks up the colours of the hard structures. The striking purple and rust-coloured irises are 'Sable' and 'Carnival Time' respectively.

A detail of the University of Worcester Garden, showing the cleverly designed planting which picks up the colours of the hard structures. The striking purple and rust-coloured irises are 'Sable' and 'Carnival Time' respectively.