eenerally wash out with the first heavy watering or rain. Into this carefully prepared mound of soil we now add a few interesting stones to lend weight and texture to the design.
There are many kinds of stones we might use in the succulent garden, but only a few will really do. They must be relatively large, rough and angular in texture and unobtrusive in color. Weathered limestone is a good choice, and so is tufa, a porous volcanic rock that holds moisture like a sponge and is full of holes that may be planted with tiny sedums and sempervivums. Whatever rock is chosen, it should all be of one kind and character, for there is nothing so ugly and unnatural as a rock garden made of many kinds and colors of stones.
Once the appropriate stones have been chosen, perhaps only three or four to be placed in a bed six b\ ten feet, the job of fitting them begins. An expert rock gardener might take an hour or two to place them, testing and trying them over and over again until they seem to fall into place as if they belonged. This is a great art, and not easily learned, but ihe beginner can avoid many mistakes by following a few simple rules. Never place stones on end. but always on their bruadest base Never space them regularly, but always most casually. Never throw stones on the ground, but always bury them at least one fourth their depth in the soil. Never place stratified rocks haphazardly, but alwavs with the strata in one plane. Never use too many small stones, but try to match and fit several of them together to give the appearance of one large rock.
After ihe stones have been set in place, the whole bed should be thoroughly watered to settle (he loose soil and rocks. After a week or ten days, and perhaps another watering. the bed should be given a final shapina before it is
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