The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 386
beautiful alpines, particularly with all the close-growing kinds;each placed in a nidus of suitable soil, and the surface protectedfrom the weather by broken fragments of stone, clean-washedriver gravel, the debris of decaying rock, moss, or other suitable SBS Notes on Gardeiis and Country Seats. … vsj; ■** substances, according as the object was to retain moisture; toevaporate moisture, in order to prevent the plants from dampingoff; to increase the heat, in which case dark fragments of stoneare used ; or to diminish it, which is effected by the employmentof white pebbles, which, by…