[Cob] Soil ratio

[Predrag Cvetkovic]

Shannon wrote:
> Your actual clay/sand ratio is meaningless, with some clays it might take
> 30% clay to make it work, and for others 10% might even be to much.  It
> depends on how sticky your clay is, and that will vary tremendously from
> one place to the next or even just from one layer of your soil to the
> next.  When in doubt make test bricks, that is the only way to be sure
> what you will end up with.



Just to add: how about testing with some clay in a jar. Shake well and when
settled, you can see the ratio clay:send in your clay.
Best regards to all
Predrag