She spent her early years in Matamata and her later years at a property in Auckland where her family had lived for 100 years.
Flower was instrumental in setting up the NZ Women's Weekly first magazine-based test kitchen and also opening a cooking school.
Once retired, Flower continued mentoring food writers, including Allyson Gofton, and sharing her passion for cooking with other well-known New Zealand writers.
Kiwi chef Peter Gordon wrote in Bite Magazine earlier this year that she was his "food hero" who encouraged housewives to cook better and move with technology. He said she used simple commonsense advice, always instructing people to read the recipes first.
She was the founding chair and a life member of Food Writers New Zealand.