Yearly crop rotation will help keep your garden free of pests and diseases. Karen Hager May 31, 2014 May 31, 2014 0 ...

The four crop groups 1. Alliums Above all else, crop rotation dramatically reduces the risk of garden plant pests and diseases spreading from one year's batch of crops to the next.

Although you can create complex diagrams of plantings, it’s not a necessity for crop rotation. Nonetheless, some basic notes and drawings can prove highly beneficial.