Rosemary and Thyme: The Seeds of Time

Caroline Pargeter, the grand-daughter of the famous botanist Edwin Pargeter, is selling her house and has asked Rosemary and Laura to re-organize a seed museum created by her late grandfather. Then a mysterious South American is found dead in Caroline's back garden, and it appears that there is more to Edwin's seeds than meets the eye. Rosemary consults a friend who works for the Royal Horticultural Society in Kew to help identify some pine seeds, before they can fall into the wrong hands