Greer's Guidebook to Available Rhododendrons

Rhododendrons & Azaleas: A Colour Guide

Success With Rhododendrons and Azaleas, Revised Edition

Rhododendrons: An illustrated guide to varieties, cultivation and care, with step-by-step instructions and over 135 beautiful photographs

Hardy Rhododendron Species: A Guide to Identification

Taylor's Guide to Ground Covers: More than 400 Flowering and Foliage Ground Covers for Every Garden Situation - Flexible Binding (Taylor's Gardening Guides)

Rhododendrons in the Landscape