>>119744each box is 4' by 4', subdivided into 16 areas ... the soil is a mix of topsoil, vermiculite, manure/compost, and peat.
>how much sun?depends on what you're growing, but in most cases more sun is better than less. i've got a fairly large variety of sun-hungry plants (tomatoes, peppers, etc) and that spot gets sun all day long, morning to dusk