Gardeners in South Africa may hesitate to use greywater — but it can be a crop saver
Gardeners in South Africa may hesitate to use greywater — but it can be a crop saver: Greywater is used all over the world for domestic and agricultural irrigation. Shuang Li/Shutterstock After three consecutive dry winters from 2015 to 2017, “Day Zero” – when the taps would run dry – loomed large for the South …
