Hugelkultur is fast becoming one of the hottest garden ideas on the plot, and little wonder: the German gardening technique was front and centre in Zoe Claymore's gold medal-winning 'Renter's Retreat' at this year's Hampton Court Palace Garden Festival.
'This permaculture growing technique has been around for a very long time,' says Zoe, explaining that she felt it was important to showcase the garden trend for exactly that very reason.
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