Thread: it every so often adequate?
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Old 02-13-2009, 03:17 AM
walter walter is offline
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Join Date: Feb 2009
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Default it every so often adequate?
Ron, is it necessary to have a pump circulate your water solution. Would changing it every so often adequate? Also if the tomatoes are already sprouted, can you simply submerge the roots in a nutrient solution rather than using rockwool?
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