All you need is a small amount of vertical space around a balcony or an open window which can hang or store a vertical array of drink bottles that can grow all your herbs and lettuce easily. Recycle as many of your plastic drink containers.
Referenced for the straps. Sewing pattern for this 'Rockstar' bag. Looks fab in every possible combination of fabrics. The perfect purse sewing pattern. Check out the slide show for lots of examples to inspire you to sew this bag.