13 After years of using biodegradable biobased mulch films (or biofilms for brevity), in early 2015 certified organic farmers in Canada were told that biofilms would no longer be considered an allowable input. Farmers from across the country were understandably upset and confused. Biofilms offer benefits in weed control and soil warming. And they biodegrade within 2 seasons, eliminating the need to be picked up. Every ecologically-minded farmer who was using or wanted the benefits of regular plastic mulch, was happy to avoid adding more waste to the landfill. When I first learned about non-GMO, corn starch-based biofilms, I was excited […]