From the back cover:
"On an alien world there is a city. Dead. And in that city is a Garden, qiute alive. In that garden is its former architect, the Plantmaster, now a captive of the garden's new master, Lamash, the Demon of Wood. The Plantmaster, like all the garden inhabitants, is mutated; and it is only a matter of time before he finally relents and gives his tormentor the key words for unlocking the garden's doors, which prevent Lamash from entering... YOUR WORLD!
The Garden of the Plantmaster comes complete with an adventure for Advanced FRP players, Skill Levels 6-12. Among the various source material presented herein is:
An essay on How to Create and Stock a Fantasy Garden
Over 20 new monsters!
Over 60 pregenerated wandering encounters!
Extensive GM Information
Four appendices, including Garden Dressing
This is the adventure that GMs and players have been waiting for! This is THE source book for creating and stocking fantastic gardens and forests."