Group shot of Sweet potato, Ipomoea batatas on a white background with one potato cut in half to show the orange interior.

Chelsea Flower Show 2013, Laurent Perrier garden, Designer Ulf Nordfjell. Gold award

Chelsea Flower Show 2013, Laurent Perrier garden, Designer Ulf Nordfjell. Gold award

Chelsea Flower Show 2013, Laurent Perrier garden, Designer Ulf Nordfjell. Gold award

Chelsea Flower Show 2013, Laurent Perrier garden, Designer Ulf Nordfjell. Gold award

Chelsea Flower Show 2013, Laurent Perrier garden, Designer Ulf Nordfjell. Gold award

Chelsea Flower Show 2013, Daily Telegraph garden, Designer Christopher Bradley Hole

Chelsea Flower Show 2013, Daily Telegraph garden, Designer Christopher Bradley Hole

Chelsea Flower Show 2013, Trailfinders Australian garden, Flemings nurseries, Designer Philip Johnson. Gold medal and Best in Show

Chelsea Flower Show 2013, Trailfinders Australian garden, Flemings nurseries, Designer Philip Johnson. Gold medal and Best in Show

Chelsea Flower Show 2013, Trailfinders Australian garden, Flemings nurseries, Designer Philip Johnson. Gold medal and Best in Show

Chelsea Flower Show 2013, Trailfinders Australian garden, Flemings nurseries, Designer Philip Johnson. Gold medal and Best in Show