[NAFEX] Terra Preta

athagan at atlantic.net athagan at atlantic.net
Fri May 23 11:43:44 EDT 2008


I believe I have, but I don't have enough test plots to be able to say  
so definitively.

This weekend I'm going to be using charcoal in some of my potted  
citrus as well.

.....Alan.

Quoting Ernest Plutko <ernestplutko at wiktel.com>:

> Alan:  Have you noticed any increase in plant growth after adding
> charcoal?
>
> ---- Original Message ----
> From: athagan at atlantic.net
> To: nafex at lists.ibiblio.org
> Subject: Re: [NAFEX] Terra Preta
> Date: Fri, 23 May 2008 08:16:18 -0400
>
>> I've been working with this in a very small way for about a year.
>> There's a fair amount of info to be found on the net about terra
>> preta
>> and agrichar.  The charcoal needs to be fairly finely divided and I
>> suspect, but cannot prove, that clay is a necessary part of the
>> equation.
>>
>> .....Alan.
>>
>> Quoting Ernest Plutko <ernestplutko at wiktel.com>:
>>
>>> Has anyone tried adding charcoal to their garden soil?  Saw a
>> science
>>> program on TV today showing how fertile some soils are in Amazonia
>>> because ancient farmers added charcoal to the generally infertile
>>> soils of the rainforest.  Beware though because a lot of "charcoal"
>>> for grilling is made from coal and clay.  Some charcoal sold is
>> real
>>> wood charcoal. You can make your own charcoal fairly easily in your
>>> yard from hardwood chunks.  The program did suggest that unknown
>>> bacteria in the tropical Terra Preta might have a role in the
>>> fertility by breaking down organics.  I am going to make some
>>> charcoal and try out this interesting concept.
>>>
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