Dry-stall vs Horticultural pumice ... was algae and moss in seedling pots

Alberto Castillo ezeizabotgard@hotmail.com
Wed, 01 Feb 2012 20:01:15 PST

As usual, people is very helpful but the problem is not Physan, algae, moss, etc. but the excess moisture that let them thrive.


 		 	   		  



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