Re: Soil pH


From: "Lewis,Shirlee E" <Shirlee.E.Lewis@kp.ORG>



> From: Ellen Gallagher <sibrob@ncia.net>
> 
> 
> 	I had my soil tested 3 yrs. ago and it has a pH of 5.7 occuring
> naturally without any additives. *All* iris grow well here including
> bearded of all classes and bloom well without *any* fertilizer added
> yearly but I do amend the soil when first planting.
> 
> 	Anyway, the pH was 6.4 and, horrors to me, the CA was extremely
> high. Anybody who grows Japanese irises has to make sure that the CA
> is low.They must have done a lot of amending to this particular garden
> to bring the pH up and the CA so high. Around here, a quite acid soil
> is the norm.
> 
Ellen,
Thanks for the insight.  I routinely add calcium to my soil.  I am just
starting to grow JI and I would have blindly put the JI in the same type
of soil mixture that the regular TBs go in.
> Shirlee Lewis
> Southern California Iris Society
> Secretrary
> shirlee.e.lewis@kp.org

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