Books filed under "Pests and diseases"
What's Wrong With My Plant? (And How Do I Fix It?)The plant doctor is in. $24.95
The Truth About Garden Remedies: What Works, What Doesn't, and Why
The how and why — and sometimes the why not — for more than 100 gardening practices. $12.95
The Truth About Organic Gardening: Benefits, Drawbacks, and the Bottom Line
The benefits and drawbacks of more than 100 techniques and products. $12.95
Color Atlas of Pests of Ornamental Trees, Shrubs and Flowers
Learn to adopt appropriate pest control measures. $59.95
Teaming with Microbes: The Organic Gardener's Guide to the Soil Food Web (Revised Edition)
Understand the makeup of healthy soil and how to create and maintain an active soil food web. $24.95
LavenderFor lovers of this exquisite plant, here is everything you need to know about more than 200 lavender species and varieties. $19.95
Japanese Maples: The Complete Guide to Selection and Cultivation (Fourth Edition)
A classic, with 600 of these unique trees, including 150 new introductions. $49.95
The New Encyclopedia of Hostas
Expanded and updated to provide information on the newest hosta cultivars. $49.95
The Complete Chile Pepper Book 
The Pruning of Trees, Shrubs and Conifers (Second Edition, revised and expanded)
If you are looking for the ultimate reference on pruning, make it this expanded classic. $19.95
Timber Press Guide to Gardening in the Pacific Northwest
The essential reference for Oregon, Washington, British Columbia, and northern California. $29.95
400 Trees and Shrubs for Small Spaces
Recommends plants and cultivation techniques that excel in small garden spaces. $29.95