alan.holmes wrote:
Is it possible to get about 4 or 5kg at a reasonable price?
The stuff in garden centres is exoensive!

Oh, I forgot to post a couple of weeks ago, Wilkinsons was selling cheap (or
at least, ours was). May still be worth an investigation if you have one
local.
(I don't know what 'cheap' is in context, but it seemed like a good
reduction compared to the RRP)