NutrientPlant Nutrition Humates, chelates and other ‘secret solutions’ 08/08/2024 John Fitzsimmons 372 Views 0 Comments #Tree, Botanic gardens, Garden Design, gardening, horticultural, horticultural industry, landscape, landscape design, Ornamental trees, Shade Trees By John Fitzsimmons Most people in horticulture are familiar with the big-ticket plant nutrients, readily focusing on the familiar NPK Please Subscribe to Hort Journal Australia to view this page, or if you're already subscribed, please login below. Login