After the general introduction there are four main types of spread in the book. Now lavishly illustrated the Plant Selector Section suggests the best plants for a particular site soil or purpose. The main part of the book is the Plant Catalogue in which plants are arranged by type then by size season of interest and finally colour. Colour-coded margins and revised headings make access to plants easier than ever. The Plant Dictionary gives a guide to more than 8 000 plants. This section acts not only as an index to the plants in the Plant Catalogue but also provides descriptions and cultivation information on thousands more. The final section consists of a complete list of ornamental plants given the prestigious RHS Award of Garden Merit divided according to plant type. Newly updated with 90 extra pages this best-selling DK book is a must for all gardeners. 200 new photographs bring this edition up to date.