1 Litre sized pot.  Tulbaghia violacea or Society Garlic is a hardy herbaceous clump forming perennial with grass-like grey-green foliage emerging late winter followed by light pink delicate star shaped flowers.  Reaches 40-50cm tall.  It can have a strong fragrance of garlic when you brush against the plant.  Likes a sunny position in well drained soil, tolerant of dry conditions.  Originally from South Africa.