Peoples values and attitude to sustainability is liable to change when they start growing their own food, according to MyZeroWaste.com.The websites founder, Rachelle Strauss, explained that homeowners need not grow anything elaborate, or that requires hours of preparation and cleaning under the stainless steel sink taps.She noted Even if its just a couple of herb pots on the window sill - Im not saying everybody has to dig up their back gardens.If you grow one or two things it really changes your awareness of how much energy has gone into that food. Were very disconnected from that.Recent research by BQ found that 37 per cent of Brits plan on growing their own vegetables this year, having set themselves the ambitious target of reducing the quantity they need to buy by half.