Winter-sowing is an outdoor method of seed germination which requires just two things: miniature greenhouses (made from recycled milk jugs) and Mother Nature. You can winter-sow your way to a beautiful garden, too…for pennies.
Look up you Hardiness Zone and get a vegetable planting schedule! Zone 7 Vegetable planting calendar describing approximate dates to start vegetable plants indoors and outdoors relative to specific USDA P.
Grow Cover Crops for the Best Garden Soil - Organic Gardening