Mona Judge, a 59-year-old hairdresser, moved around her Monday and Friday night appointments to learn how to grow her own herbs for teas. Reba Parsons, a 42-year-old computer programmer, could only make a few of the classes but brought ramen noodle salad to the celebratory potluck anyway because she wanted to support her cousin, who showed her the class. Her cousin, Joanna Cade, is a customer .