In article ,
Fran Farmer wrote:

I'm not finding much information on root oxygenation. I'm only finding
information in hydroponics sites (which accords with the indoor growers
of certain substances as a source) but that doesn't seem to have a great
deal of application to gardens or my water tanks (=huge butts). I'll
keep hunting.

Try looking for root aeration. I am pretty sure that plants that
can live in bogs and stagnant water can live without oxygen at
their roots, but almost all others need it.


Regards,
Nick Maclaren.