6. Prune and trim regularly: Prune your plants to remove dead or diseased branches and to shape them. Trimming also promotes healthier growth and prevents overcrowding. 7. Rotate crops: If you have a vegetable or herb garden, practice crop rotation each year to prevent the buildup of pests and diseases. Move plants to different locations within your garden beds to break the lifecycle of pests and pathogens. 8. Monitor for pests and diseases: Regularly inspect your plants for signs of pests or diseases.