This group of plants include, succulents, and shrubs, which are grown for their and for their foliage. Many plants long known as senecio now belong to other .
Suitable site and soil. Annuals like sun and normal garden soil. Perennials like moist or boggy soil in partial shade. Succulents must be grown indoors. Shrubby types prefer well-drained soil and full sun.
Cultivation and care. Plant perennials and shrubs in autumn or spring. Cut herbaceous types to ground level in late autumn.
Propagation. Annuals are grown fromsown in late winter. Perennials are increased by division in spring, shrubs from and succulents by taken in summer.
Recommended varieties.bicolor (usually sold as maritima) is a grey-leaved, half-hardy evergreen much used for bedding. It grows to about 30cm – 12in with a similar width. Two popular hardy grey-leaved shrubs are ‘Sunshine’ and S. greyi (both now technically species of Brachyglottis). These grow to about 1.2m – 4ft and have yellow daisy flowers in summer. Among the herbaceous types, S. smithii is worth growing, producing clusters of daisy-like flowers with yellow centres on 1.2m – 4ft in summer. S. rowleyanus (string of beads) is a succulent trailer with bead-like .
Pests and diseases. Watch out foron all plants.
S.smithii is an excellent plant for moist, boggy conditions. Its striking leaves and clusters of yellow-centred, white flowers in early summer provide interest in an area where many plants do not do well.