Start putting in your plants; work the nutrients into your soil. Wet newspapers and put layers around the plants overlapping as you go; cover with mulch and forget about weeds. Weeds will get through some gardening plastic; they will not get through wet newspapers. - gardenfuzzgarden.com
Because we have such big trees and no sun in our yard. :Utilize Groundcovers. Take advantage of low-growing groundcovers that crowd out weeds to make your shade garden easier to maintain. As an added bonus, many varieties provide an attractive carpet of color (such as this golden creeping Jenny, which practically glows underneath a planting of blue hostas, purple coleus, and black mondo grass).