husband put down a 'green carpet' instead of astro turf in their garden.Pauline Tremble, 54, 'didn't have the heart' to tell Andy, 61, to get rid it after he unveiled his hard work in the garden.The couple from Irvine forked out for the material after bargain lover Andy spotted it on eBay.But it wasn't until he rolled it out that Pauline noticed it was 'rough as sandpaper' and feared someone might 'lose half a leg' if they fell on it.Pauline said: "I don't have the heart to tell him to lift it,