Book excerpt: Garden lovers will have to own this leading, fully updated guide! Produced by the Royal Horticultural Society, it reveals where to see plants growing in more than 1,000 British gardens--including 150 nurseries and demonstration gardens--that are open to the public. Each entry, which is listed alphabetically by country or region, includes a description, with highlights and key features; full contact details, including opening times, admission fees, and coded facilities; and brief directions. In addition, there are comprehensive regional maps at the back, and an alphabetical listing to help visitors choose the gardens with the very finest displays.