We have decided to not produce any kits
Alternative sources are:
In Canada : www.wyliemycologicals.ca
In the USA check with: www.fieldforest.net
For a good description of how to grow white button mushrooms (Agaricus bisporus) or brown button mushrooms and Portobello (Agaricus crimini) check out this web site:
Do a search on the Web for “mushrooms” and something will turn up.