It's just been washed and graded to be a certain size. I often use cheaper gravels for planting schemes and wash it myself. Never had any problems.
Quote:
Originally Posted by Pete C[_2_]
Tonight, Tony Buckland was using horticultural grit on the top of some pots
of bulbs. What is the difference between this grit and any other
grit/gravel? 
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Pete C
London UK |