Soon, the artist explains, they will be draped over London’s Barbican. The 2,000 square metres ... overlooking its lakeside terrace. Think of it as a tailored jacket for the vast concrete ...

The Barbican is a bonafide London icon ... to the green house – this would be behind a glass wall that splits the terrace from the conservatory so as not to disturb the plants.

The Barbican’s car parks will be transformed ... Spaces including its entrance on Silk Street, its lakeside terrace and for the first time its underground car parks, will be used as part of ...