In article ,
Nicholas wrote:

I have a polytunnel that was used successfully last year.

this year I've noticed that there is a light green coating to the soil

should this be dealt with in some way or is it ok?

It's algae. Rake it in and otherwise ignore it.


Regards,
Nick Maclaren,
University of Cambridge Computing Service,
New Museums Site, Pembroke Street, Cambridge CB2 3QH, England.
Email:
Tel.: +44 1223 334761 Fax: +44 1223 334679