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Old 23-08-2008, 01:00 AM   #1
ethan
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Default grain size a factor?

hi pals, just wondering,
is substrate grain size an important factor to the well being of plants, say the tiny roots of dwarf helzine or hairgrass needs a sand substrate or will it still do well in normal grain size of 1-2mm.

welcome and advance thanks to all ur comments.
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