1 SOIL HEALTH
For a garden to be sustainable it must look after the earth itself. ‘My designs always focus on the soil because it feeds our plants and us,’ says designer Marian Boswall, whose book Sustainable Garden was shortlisted for Garden Book of the Year. ‘In protecting it, and feeding the microbes within it, we create a garden which is resilient, beautiful and healthy both on and below the surface.’ She suggests avoiding pesticides and fertilisers, planting in layers to keep carbon locked up and digging as little as possible to protect root networks.
2 PLAYFUL PRECISION
Topiary forms have always served as the architectural bones and structure for a