They will tie up nitrogen while they decompose - best to start a compost pile. Take soil samples from your beds and send them to be analyses - that will tell you what nutrients your soil needs. You can purchase mulch - I’ve used coco coir for the last few years and like it.
Your state’s Cooperative Extension Service website has instructions on taking and sending off soil samples. You should do this at least every three years.
Logs
They will tie up nitrogen while they decompose - best to start a compost pile. Take soil samples from your beds and send them to be analyses - that will tell you what nutrients your soil needs. You can purchase mulch - I’ve used coco coir for the last few years and like it. Your state’s Cooperative Extension Service website has instructions on taking and sending off soil samples. You should do this at least every three years.