Hardy perennial herbs most suitable for border cultivation.
Plant from October to April in an ordinary soil. They like a sunny situation, where they should be left undisturbed for three or four years, when they should be lifted, divided and replanted. Seeds may be sown in April, transplanting when 1 in. high.
Some of the best varieties for the amateurs garden are: Colonel Lindbergh, rosy-crimson, July-August.
S. Lisleri, pale-pink, July-August.
Rose Queen, pink, July-August.
Sussex Beauty, satiny-pink, July-August.
Silene (Catchfly). Hardy herbaceous plants suitable for rock garden cultivation.
Plant in spring in a compost of loam and peat, although they may be grown in any garden soil. They like a sunny situation and should be left undisturbed for as long as possible, only lifting when the plants show signs of deterioration. Take cuttings of young shoots in summer. Also seeds may be sown in the cold frame in spring.
Some of the best varieties for the amateurs garden are: S. acaulis, rose-pink, May.
S. alpeslris, fringed-white, May-June.
S. Elizabethce, rose-pink, July-September.
S. Schafla, bright-pink, July-September, 4 in.