Cordon. Tomato ‘Shirley’ remains one of the most popular varieties for cultivating in cold or slightly heated greenhouses. This early maturing tomato has become an exhibitor’s favourite for its heavy crops of excellent quality fruit. Tomato ‘Shirley’ also shows excellent disease resistance to Tobacco Mosaic Virus, Cladosporium ABC and Fusarium. With an open, indeterminate habit, this variety is best grown in growbags as a greenhouse cordon. Height: 200cm (79”). Spread: 50cm (20”).