Re: fertilizers, Please help
Ammonia is a gas.
The pH of an aqueous solution would depend on the concentration.
But it is not a strong base.
Bill Plummer
Painted Post, New York USA
Zone 5
----- Original Message -----
From: "margaret lauterbach" <mlaute@MICRON.NET>
To: <shadegardens@MAELSTROM.STJOHNS.EDU>
Sent: Saturday, 29 April, 2000 9:31 AM
Subject: Re: [SG] fertilizers, Please help
> If this is intended as a response to my question about the pH of
ammonia,
> the sulfate part of ammonium sulfate would be the acidic portion
of the
> fertilizer. Does anyone know the pH of ammonia? Margaret L
>
>
> At 06:29 PM 4/28/2000 -0400, you wrote:
> >I was under the distinct impression that ammonium sulfate was
the
> >preferredsource of nitrogen for acid loving plants.
> >
> >Is there any evidence beside anecdotal that this ins not so!
> >
> >Bill Plummer
> >Painted Post, New York USA
> >Zone 5
> >----- Original Message -----
> >From: "margaret lauterbach" <mlaute@MICRON.NET>
> >To: <shadegardens@MAELSTROM.STJOHNS.EDU>
> >Sent: Friday, 28 April, 2000 2:34 PM
> >Subject: Re: [SG] fertilizers, Please help
> >
> >
> >> What is the pH of ammonia? Margaret L
> >>
> >>
> >> At 07:24 PM 4/27/2000 EDT, you wrote:
> >> >Many of the plants I grow are acid loving plants and non
> >tolerant of Nitrogen
> >> >in the form of Ammonia. I have found it really hard to find
> >fertilizers that
> >> >don't have most of their nitrogen in the form of Ammonia. I
> >found a bulb
> >> >fertilizer that sounds good. The nitrogen is 75% from urea
and
> >only 25% from
> >> >ammonia. Do you think that this would be good to use on
> >Rhododendrons and
> >> >Japanese Iris. Luckily Rhododendrons don't need a lot of
> >feeding, but I
> >> >killed off most of my Japanese Iris because I couldn't find
a
> >fertilizer with
> >> >out ammonia Nitrogen and resorted to what I could find.
Since
> >then I just
> >> >haven't ferilized the survivors.
> >> >
> >> >The pH of my soil appx 4.5. I was thinking I should put
some
> >lime on some of
> >> >my Clematis, and other non acid loving plants, but was
afraid
> >of the run off
> >> >onto the Rhododendrons which are my specialty. Would the
> >runoff hurt them
> >> >with my pH so low? How about my acid loving Irises? Also
will
> >the bulb
> >> >fertilizer be likely to cause an adverse reaction due to
> >Calcium or
> >> something.
> >> >I had a rudimentary soil test done at a nursery because
there
> >are no labs
> >> >that do it here and the county extension doesn't do it
either.
> >They said my
> >> >soil was very low in minerals. I have been adding Epson
Salts
> >which have
> >> >helped many of my plants, but could there be other minerals
> >that I should add
> >> >for Rhododendrons and my Iris? My other plants are thriving
so
> >I am not
> >> >worried about them.
> >> >
> >> >Would appreciate any advice.
> >> >Thanks
> >> >
> >> >
> >>
> >
> >
>
