Whatever the size of your garden, there is a tree, shrub or climber just right for it. The Tree & Shrub Expert contains an A-Z guide to over 800 varieties and offers advice on: Choosing, buying and planting the right tree or shrub for your garden. How to prune. Feeding, mulching and training your plants. Picking plants for ground cover, borders and hedges. Using trees and shrubs in the garden. Coping with pests and diseases.