How many bacteria are in my heap?
Tuesday, 7 February 2012 | HOTBIN Composting
A few grams (e.g. a teaspoon) of compost is estimated to contain up to a billion bacteria cells.
Although it does vary - it is often quoted that a million bacteria can fit on a pin head....
No-one really knows how many different types of composting bacteria there are and only a tiny fraction have been classified.
A couple of interesting bacteria facts for you:
(It's pretty impressive compared to humans at 9 months!)