For basics like potatoes, carrots, onions etc. this is possibly doable but it isn't going to replace a families worth of food. For an individual or a couple, m

For basics like potatoes, carrots, onions etc. this is possibly doable but it isn't going to replace a families worth of food. For an individual or a couple, maybe. But certainly not all year. If you use the old-school Australian "quarter acre block" you might do a families vegetables for part of the year. As a supplement, it's worthwhile. As a substitute it's non viable.