An introductory book on soil science - it provides practical guidance on how to optimize the soil in your garden. Soil is the most precious asset you have as a gardener. Packed full of information on the main types of soil; their key characteristics; assessing soil health; ecosystems; biodiversity and so much more. Aimed at the serious gardener, horticultural students, garden designers and professional gardeners. Fully illustrated with 80 colour photos and 19 diagrams.