Heather is a qualified horticulturist and a long time member of SGAP and the Grevillea Study Group. Main interests include native plants of South East Queensland, Australian cycads and more recently non-native cycads. With a lifelong passion in plants, she started a nursery circa 1991 specialising in grafting grevilleas. Photography complements her love of plants.
Articles by Heather Knowles in subTropical Gardening