https://homegrownfoodandflowers.com/best-organic-mulch/ Study from Washington State University showing that wood chips don't harmfully affect the nitrogen levels in your garden: https://s3.wp.wsu.edu/uploads/sites/403/2015/03/wood-chips.pdf AWESOME RESOURCES: 🌱 My site and blog: https://homegrownfoodandflowers.com/ 💡Pinterest: https://www.pinterest.com/homegrownfoodandflowers/ 📷 Instagram: https://www.instagram.com/homegrownfoodandflowers/