A few nice herb garden images I found:
herb garden

Image by youngdoo
the new herb garden

Image by Milkwooders
loosened ground / 1 layer of wetted cardboard / 10cm wetted old sheep poo / 20cm wetted lucerne mulch.
And some planting/seedingholes with more composted sheep poo. And a puppydog.
Herb Garden (Mostly Weeds)

Image by henna lion