Xerophytes.Plants which grow in very dry soils; e.g., most hens, Ammophila (Psamma) arenaria, Elymus arenarius, Anasis aretioides, Zilla macro ptera, Sedum acre, Bupleurum spinosum, rtemisia herba-alba, Zollikofferia arborescens.
This number is, however, very variable, and often not Stonecrop (Sedum acre) slightly reduced.
Thyme and the small white dune-rose (Rosa pimpinellifolia) also grow in the dunes, and wall-pepper (Sedum acre), field fever-wort, reindeer moss, common asparagus, sheep's fescue grass, the pretty Solomon-seal (Polygonatum officinale), and the broadleaved or marsh orchis (Orchis latifolia).
The sedum matting, which came in a roll like a carpet, was simply laid on top.
Hairy stonecrop Sedum villosum occurs where scree is flushed by springs.