Pigs, it seems, are fond of digging up and eating the– hence the common name. Gardeners are less fond of this rockery perennial, although you should be able to find one or two types at a large garden centre. Its are broadly grassy and its star-shaped, appearing over a long period.
VARIETIES: The smallest species is S. brachypus – height 6 in., spread 6 in.
Flowering period: June-October. Yellow blooms appear in succession on the flowering. A well-known species is the taller S. angustifolium (Blue-eyed Grass) – height 1 ft. spread 9 in.
Flowering period: May-October. S. ber-mudianum is very similar and it is not easy to tell them apart. Both bear blue flowers – look for the yellow eye in the bloom of S. bermudianum. S. grandiflorum is a narrow, upright plant, bearing large, bell-shaped purple flowers in March and April.
SITE AND SOIL: Requires well-drained, humus-rich soil in a sunny spot.
PROPAGATION: Divide clumps in spring or autumn.