A garden and vegetable garden is not only a place to grow

Selling surplus crops: If your garden produces more produce than you need for your family, you can sell the surplus. Selling fresh fruits, vegetables and berries at a local market or online can generate a good income.
Drying and canning: You can use your harvest to make jams, juices, dried fruits and vegetables. Such products are in demand in the market and can bring a steady income.