This section is from the book "The Wild Garden", by W. Robinson. Also available from Amazon: William Robinson: The Wild Gardener.
Handsome and usually vigorous herbaceous plants, with white or rosy flowers, and generally ornamental foliage. Such beautiful kinds as venusta and palniata it is most desirable to try in wild places among the stouter and medium-sized perennials, where sufficiently plentiful to be spared for this purpose. S. Aruncus is, perhaps, the finest plant for the wild garden. Mr. Ellain planted out some spare stock of S. japonica in a wood at Bodorgan, and with the happiest effect. The plants grow and flower freely, the flowers appearing a fortnight later in the moist cool wood than on plants of the same kind on a north garden border ; therefore they prolong the season of this favourite flower. They are planted in an irregular group, as such things should generally be, the effect being much better than that obtained by the common dotting plan.
 
Continue to: