wall-treatment three come at onceto mind; all of them plants so good that forhundreds of years they have been cultivated ingardens. These are Thrift, Wallflower, and RedValerian. In a sunny wall all these will be athome. Wallflowers never look so well as in a wall,where air and light is all around… … RED VALERIAN {CENTRANTHUS) IN AN OLD CASTLE WALL. NATIVE PLANTS IN ROCK-WALL 39 planted out in a bed. The garden-nurtured plantwill be a foot and a half or two feet high, and itslarge heavy head will be beaten about and twistedby the wind till it has worked a funnel-shaped holein the ground, and is…
Water gardens · Gardens
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