T i m Wrote in message:
On Mon, 2 Jul 2018 16:51:42 +0100 (GMT+01:00), Jim K
wrote:

snip

Cement :total water ratio should be at maximum equal.
Can use less water with plasticisers (no fairy liquid please).

On this subject ... What type of sand (if any) and ratio of cement
(and what kind) would you typically use if casting / forming a garden
planter?

Cheers, T i m


Typically?

I'd start my trials with a strong concrete mix with small
aggregate (angular not pea gravel think granite chippings)
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Jim K


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