Re: How to acidify soil


mark wrote:

> Harold Lanktree wrote:
> >
> > My siol in Michigan is quite alkaline too.  What I am doing is
> building
> > mounded beds using bulk "50-50" mix from a local nursery.  It is 50%
> topsoil
> > and 50% peat.  You can use soil sulphur and acidifying fertilizer,
> but soil
> > any organic mater in the soil will buffer, or restrict changes in
> pH, so I
> > don't think they are terribly effective.  In effect, I am changing
> the soil
> > to get around that.  Since most of the plants I am concerned with
> have
> > shallow root systems (rhodo's, etc) the mounds don't need to be very
> high.
> > Secondary benefits are much improved drainage in the root zone, and
> a high
> > level of organic matter, which these plants love.  Over a long
> period of
> > time I expect my new soil will loose acidity too, but I think it
> will take
> > many years.
> >
> > >> Since you folks know just about everything, can you give me some
> ideas
> > for
> > >> acidifying soil?  I just started growing rhodos and heather, all
> of which
> > >> require acidic soil.  Also, my mother (who lurks on this mailing
> list) is
> > >> hoping to experiment with hardy cyclamen this summer and will
> need the
> > >same conditions for this venture.
> >
> >
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>
> Hi Harold,,
>
> Why not mix into the soils decomposed manure? I mix it into all my
> beds
> and here we do not have a problem with alkilinity. The uric acid
> lowers
> the PH.
>
> Mark Mos
> NY
> ---------------------------------------------------------------------
>

   Yes, pH can be an issue - However, the more organic your soil is, the
less plants need to be in exact leveels of ackdity or alkalinity.
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