oiky deposit
By Jenbed
United Kingdom 
part of our garden has been really wet and there is like an oily deposit lying on it. Can you give us an idea what it is
20 Aug, 2012
Answers
Could be a type of slimy algae. I assume your soil is compacted clay. If so dig it over and get some air in and when it dries out the problem should be solved, if it is algae.
23 Aug, 2012
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