using pieces of cardboard to mulch around plant beds
Is it okay if I use pieces of cardboard from old boxes to mulch around plant beds? Just wondering if this would restrict oxygen and water from the soil.
Cardboard is being used more and more often as an ingredient in bio-efficient composting mulch. This article provides more information: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/sheet-mulching-in-gardens.htm