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Re: Booth's heating cables
>> Do soil substrates work as well as gravel w/ heating cables?
>Many folks (Steve, Neil, Diana come to mind) seem to have great low tech
>tanks with soil.
I should have asked the question differently; Do heating cables work WITH a
soil substrate? Keep in mind my soil substrates are a blend of
vermiculite, peat, clay (small %) and sand so compacting isnt a problem.
I also have some doubts about whether or not spiking the substrate with
micro-nutrients will correct the problem of the 12-18mth plantgrowth
"shutdown". Yes, there is improvement but its only a fraction of that
before te 12-18mth period.
My intention is not a Walstad aquarium but instead "continuous plant
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