By marie.bond@iliffepublishing.co.uk (Marie Bond) Discover fun for the whole family at Downtown Grantham Garden Centre, starting with a visit to Santa himself in his lovely grotto. Meet up with the friendly elves who help every youngster plant a magical seed before heading off on a surprise adventure! The excitement doesn’t stop there because Downtown Garden Centre also features the biggest Christmas shop with its huge array of Christmas decorating themes and cute Instagrammable scenes, plus the wonderful virtual reality sleigh ride taking kids and adults on a magical tour flying all around th…