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Old January 28, 2015   #8
luigiwu
Tomatovillian™
 
Join Date: Jun 2013
Location: ny
Posts: 1,219
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Potting MIX, anything peat-based, will wick up water through capillary action.
I only bottom water my seedlings and when I grow in my garden its all sub-irrigated. Its all peat-based potting mix.
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Subirrigated Container gardening (RGGS) in NY, Zone 7!
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