One way to ensure a quick and bountiful harvest is planting fast-growing crops from seed directly in your outdoor beds. Whether you are a seasoned gardener or just starting out, planting fast-growing crops can be a fun and rewarding experience. Not only do these crops provide a quick return on your investment, but they also offer a variety of benefits, such as not waiting long for results. reducing the risk of pest and disease, making space to replant more diverse crops and increasing your harvest when space is limited. Fast-growing crops typically germinate quickly and will be ready for harvesting in just a few weeks.