This document discusses different types of gardens, including vegetable gardens, ornamental gardens, and herbal gardens. Vegetable gardens grow plants for human consumption rather than aesthetic purposes. Ornamental gardens use plants designed more for beauty than food production and have been part of human landscaping for a long time. Herbal gardens cultivate medicinal plants that can be used for home remedies and general health maintenance. The document provides examples of some common medicinal plants grown in herbal gardens.