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[Lee Reich <leeareich@gmail.com>]

My guess is that it is not true. They get iron deficiency at higher pH levels 
(greater than about 6).
Lee Reich, PhD
Come visit my farmden at
http://www.leereich.com/blog <http://www.leereich.com/blog>
http://leereich.com <http://leereich.com/>

Books by Lee Reich:
A Northeast Gardener’s Year
The Pruning Book
Weedless Gardening
Uncommon Fruits for every Garden
Landscaping with Fruit
Grow Fruit Naturally

> On Jan 9, 2017, at 3:36 AM, Steven Covacci <filtertitle@gmail.com> wrote:
> 
> "Rhododendrons, for example, are often thought of as acid-loving. In
> reality, they love magnesium, which is sometimes more available at a low
> pH, and they aren’t particularly fond of calcium. They’ll grow just fine in
> a high pH soil if they have sufficient magnesium and lots of organic
> matter. I’ve seen huge blueberry harvests on high pH soils."
> 
> Is this true?
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