From outdoor pizza ovens to natural pools that change with the seasons, here are this year’s top design ideas Last year was the hottest since records began, but this year looks set to be even hotter, which means many of us will be keen to spend every spare moment in the garden. In the ever-changing world of landscape gardening, here are some of the latest ideas on how to enjoy your time outside: As a symbol of British stoicism in the face of erratic weather, nothing says UK summer like a BBQ.