Composting Boost 20L

FOR A LIMITED TIME, BUY 10L OR 20L COMPOSTING BOOST AND RECEIVE 100ML OF BOKASHI SEAWEED BIOSTIMULANT FERTILISER FOR FREE

2 x 10L bags of composting boost Biochar.

particle size: 0-13mm

By increasing air availability in your compost heap and promoting the growth of crucial microorganisms, Demeter Biochar can speed up the composting process by up to 20%.

Additionally, biochar’s nutrient retaining structure reduces leakage of calcium, potassium and magnesium, improving the quality of the compost. 

Even better, by increasing aeration and healthy decomposition, Demeter Biochar can reduce the creation odours in composting- and its porous structure absorbs odours as well as methane and nitrous oxide.