The world’s largest plant is a sea grass Posidonia australis (Image: Rachel Austin, University of Western Australia) International Plant Propagation Society Plants that have rewritten the record books 21/09/2023 Dan Austin 691 Views 0 Comments #Tree, Botanic gardens, Garden Design, gardening, horticultural, horticultural industry, landscape, landscape design, Ornamental trees, Shade Trees By Daniel Austin The kingdom of plants is a big one, each member is a standout and potential record holder Please Subscribe to Hort Journal Australia to view this page, or if you're already subscribed, please login below. Login