Many versions of self watering containers, also known as self watering grow boxes, self watering pots, and self watering planters are sold online, but you can make them yourself for a fraction of the cost out of some easy to find items. - Home And Garden
Another Pinner Wrote: Egg Carton Greenhouses.this is a great way to start seeds in your house. The dirt stays moist and the cartons fit perfectly in windowsills. It's also a fun project to do with the kids!
This helpful chart is from Uncle Jim's Worm Farm, but your vegetable-planting schedule will vary depending on where in the country you live. The USDA has a handy Hardiness Zone Map, and you can find a more detailed planting schedule here.