Q.When Should I Fertilize Mygarden In Summer
What is a good ground cover for bare groundi
Certified GKH Gardening Expert
You should test your soil for deficiencies to know when to fertilize, as this will depend on what your soil needs, and how often you replenish it.
Here are some articles to help:
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/testing-soil.htm
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/soil-ph-plants.htm
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/test-soil-for-pests-and-diseases.htm
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/best-times-to-apply-fertilizer.htm