There was a time when Jennie Butchart (1806-1950) knew nothing about gardening. She knew about chemistry and a little about business, which came in handy when she and her husband ran a cement plant on Vancouver Island. But their business venture turned into an eyesore when the quarry near their house ran out of limestone, leaving a huge, ugly pit in the ground. Every day, Jennie stared at the pit in frustration. She wished there was a way to make...