If you have a south and southwestern facing window at your home, you can easily provide full sun to your herbs. If not, you can provide supplement light using LED grow lights
This is a great space idea. You can grow 20 different herbs in a single planter. Or you can 10 herbs and 10 salad greens, if you want.
Choose a location that receives at least 6-8 hours of sunlight. If you are living in an area with large buildings, you need to be careful about the shadows of neighborhood buildings and large trees