If your office near Blackfriars Station has a roof terrace, planted podium, or even a modest rooftop space, you already know it can be a brilliant asset and a bit of a headache.

If you live or work near Queen Victoria Street, you already know the pace of the area. Buildings sit close together, pavements stay busy, and greenery has to earn its keep.

If you manage a courtyard in Blackfriars, you already know the challenge: a small space can look immaculate one week and tired the next.