19 APRIL 1930, Page 30

If you have a rockery in your garden with pools,

or, better ;still, bogs, and a variety of soils, there is no reason -why you should not grow any number of beautiful and unusual orchids. Mr. A. W. Darnell has written "a descriptive list of the World's orchids that may be grown outdoors in the 'British Isles, for the use of amateur gardeners," called Orchids for the Outdoor Garden (L. Reeve, Lloyds Bank Buildings, Bank Street, Ashford, Kent, 42s.). Mr. Damell, besides giving all the necessary information With regard to the culture of these flowers, describes the appearance of each orchid, whether it is decorative or not, &e., so that time, energy a,nd skill need not be. wasted. We can thoroughly reeom- mind this book to all enterprising gardeners with a taste for the exotic. Another beautiful book for horticulturists iS' the late Mr. .W. R. Dykes' Notes on Tulip Species (Herbert Jenkins, £8 8s.), edited -and illustrated by "E. Katherine Dykes, with an introduction by Sir A. Daniel hall.