Franz Heymann wrote:

I do not have any failed worms on my farm. They are thrivind and
rotund. They just don't eat fast enough
Seriously, should I perhaps put a trowelful of garden soil in their
hostel now and again?

I don't think that would help. They like a bit of calcified sea weed now and
again though.

--
Excellent day for putting Slinkies on an escalator.