This daisy is a weak-stemmed annual, long grown as a bedding or
border plant, that grows to a height and spread of around 12 in (30
cm), sometimes taller. It has deeply dissected leaves with very
narrow segments. Small, fragrant, daisy-like flowerheads, normally
mauve-blue but sometimes white, pink or purple, appear in great
profusion in summer and early fall (autumn). Blue Star is a cultivar
with massed small mauve to purple-blue flowers.
Hardiness zone from 9 To 11
Cultivation: They require a sunny situation and a light,
well-drained garden soil.
Many are moderately frost hardy and some will tolerate coastal salt
Do not over-water as they prefer dry conditions.
Pinch out early shoots to encourage branching.
Propagate from ripe seed or stem cuttings or by division in spring
or fall (autumn).