How much do you spend on parsley over the year? Or fresh basil or cilantro? The $1.99 supermarket bundles don’t cost that much but it all adds up over time. If you want to save money, have fun, and very little work, an herb garden is the answer. Lots of books about herb gardens have beautiful photographs of herbs set out in geometric parterres bordered with box or some such, but that elegance takes work to maintain. My…