With tasks mounting up on the farm, the team turn to a popular source of additional wartime labour - children. Children's harvest camps were set up by the Ministry of Agriculture to release kids from school during periods of urgent need on farms, and over 70,000 pupils took part, paid sixpence an hour to avoid accusations of exploitation. Ruth enlists eager child labour to collect herbs that were desperately needed by the pharmaceutical industry to make medicines during the war. But once the job's done, she has to feed them.