On 04/07/2010 23:18, Bob Hobden wrote:
"Geoff Lane" wrote
I've just installed a small prefabricated pond in my garden, n
Trouble is I am getting a greenish film on the surface, a net doesn't
pick up anything.
Caused by Algae, the cure is not to introduce any more fertilizer (tap
water) and to cover most of the pond surface with something else like a
Water Lily.
Thought it might have been algae but as fine net skimmed off nothing
wasn't sure, it looks like an oily film.
I have one small Water Lilly with about 7 seven small leaves on the surface.
Loads of birds drinking from it though
Thanks for links, will have a look.
Geoff Lane