Heads of numerous pale purple to blue/mauve star shaped flowers open in summer, the flat, nodding stems and green leaves having a mild onion/garlic flavour. All parts of plant are edible.
Favorite of bees, butterflies and other pollinators.

Winterhardy perennial
Height 30-60 cm
Width 40 cm
Spacing 20 cm
Flowering time June-July
Site sunny, medium moisture, rich, well drained soil 
Propagating seeds, dividing the clump 
Availability 2020 spring container plant