Deep digging, sometimes called conservation agriculture or pit planting, has been widely practised in Malawi and across southern Africa. At its heart, it involves turning the soil by hand to a depth much greater than the shallow reach of mechanical ploughing. Small basins are dug with hoes, spaced across a field, each designed to catch water and concentrate fertility. Plant residues, manure, and compost are placed into the basins, and seeds are planted directly into this enriched soil.

The method is labour-intensive, but it offers advantages in fragile, rain-dependent environments. In Malawi, deep digging has been promoted in response to food shortages, land degradation, and erratic rainfall. Farmers who adopted it have often reported increases in maize yields even without fertiliser. The technique also reduces runoff and soil erosion, making it particularly useful on sloping land. Importantly, it makes productive use of human effort at times when money for inputs or machines is scarce.

From the perspective of the shrinking economy, deep digging is more than an agricultural curiosity. It represents a different logic of production — one based on human energy and local knowledge rather than imported energy and global supply chains. Where industrial agriculture seeks to reduce labour and maximise scale, deep digging accepts labour as abundant and turns it into an asset. In a world where discretionary industries shrink, releasing people from jobs in services, tourism, and retail, this redirection of human effort becomes vital.

Britain itself once relied on labour-intensive methods not unlike deep digging. Before the widespread use of tractors, spades and hoes were the tools of market gardeners and smallholders. Allotments in urban and rural settings produced a significant share of vegetables, and wartime “Dig for Victory” campaigns mobilised household labour on a massive scale. While conditions in Malawi and the UK differ greatly, the underlying principle — that human work can substitute for missing machinery or fertilisers — remains relevant.

For localism, the practice fits naturally into the vision of resilient communities. Deep digging is best suited to small plots, whether in gardens, community farms, or smallholdings. It strengthens local autonomy by reducing dependency on imported fertiliser and fuel. It also brings people together in shared work, reinforcing social bonds as well as food security. Unlike industrial farming, which empties the countryside of people, deep digging fills it with activity.

As the economy contracts, and as fossil-fuel based systems weaken, we are likely to rediscover the logic of such approaches. Malawi’s experience shows that even in tough conditions, food can be grown through ingenuity, human effort, and the careful management of water and soil. For Britain, the lesson is not to transplant the method directly, but to learn from its principles — depth of preparation, concentration of fertility, and reliance on human skill rather than distant inputs.

In the years ahead, deep digging offers both a practical technique and a metaphor. It reminds us that resilience in a shrinking economy depends not on the breadth of global trade, but on the depth of local capacity. By drawing on human labour and local knowledge, societies can create food systems that endure when industrial supports falter.