From Sunnydale Nurseries, Whitestake, Preston, Lancs.
Pesticide free
John Hurd's Watercress, Stonewold, Hill Deverill, Wilts.
Organic
From Sunrise Produce, Undley Road, Lakenheath, Suffolk.
From Martin & Sarah, Ripple Farm Organics, Crundale, Kent.
From Alister Barten, Mallards Farm, Waterham, Kent.
From T Williams, Stanhill Farm, Wilmington, Kent.
No Fertiliser