Kinds and varieties of perennials for many different 
purposes are classified, with directions for selecting 
the desirable ones for any purpose. 
The Rock Garden 
A Simple Guide to Rock Gardening 
By Sir James L. Cotter $1.25 
13 illus.; 126 pages; 5x7 inches 
This extremely popular book tells briefly how to 
build rock, wall, and bog gardens, how to plant, 
what to plant, and how to care for and cultivate the 
plants. Written for English conditions but equally 
valuable in America, as thousands of purchasers will 
tell you. 
Rock Gardens 
By F. F. Rockwell $1.00 
31 illus.; 86 pages; 5 x 7*/2 inches 
Brief clear descriptions and numerous drawings 
show just how you can build a rock garden yourself, 
on a large or small scale and at small cost. The 
book describes the types of rock gardens, tells what 
soils, climates, and locations are best, how to con¬ 
struct, and what to plant. 
Rock Garden and Alpine Plants 
By Henry Correvon * $6.00 
33 illus.; (color, halftone and line); 560 
pages; 6x9 inches 
You may choose from 542 kinds of rock and alpine 
plants and grow them in your own rock garden with 
the aid of the alphabetically arranged descriptions in 
this book by the dean of all alpine plant growers. 
It also tells what rock plants, ferns, terrestrial 
orchids, and hardy cacti are best for rockeries; how 
to build, plant, and maintain rockeries, moraines and 
wall gardens; how to grow all the different types of 
plants; how to grow alpine plants in sphagnum 
moss, pans and other materials; how to acclimatize 
wild plants; the difference in culture of lime- and 
granite-loving plants. 
