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Soil pH
Acidity and Alkalinity
More information coming. Meanwhile, check out the links below for more information about iron and iron fertilisation.
More Online Information
General information in the links below. You might find more about soil preferences of specific plants if you go to the page devoted to that group. Menu here: List of Plants
More about soils and plant nutrition can be accessed via the main Soils page.
Soil acidity F.A.Q.'s (Frequently Asked Questions) Western Australian Agriculture Authority
Understanding Soils and Nutrients Part 1 - pH Association of Societies for Growing Australian Plants
Soil pH and plant health in the home garden Department of Agriculture Western Australia (PDF)
Soil pH and the Home Landscape or Garden University of Florida
Think like a plant when measuring soil pH Extension Service Garden Hints, Oregon State University
Soil pH Colorado State University Extension
Alkalinity, Raising pH
Raising Soil pH and Soil Acidification eXtension.org, USA
Soil Alkalinity Arizona Cooperative Extension, Yavapai County
Lime and Liming - A Florida Perspective University of Florida
Acidity, Lowering pH
Acidifying soil for for Blueberries and Ornamental Plants in the Yard and Garden Oregon State University (PDF)
Acidifying soil The Royal Horticultural Society
Lowering Soil pH Clemson University, South Carolina
How To Change Your Soil's pH Iowa State University Extension
Raising Soil pH and Soil Acidification eXtension.org, USA
Acidifying Soil for Crop Production: Inland Pacific Northwest (PDF) Oregon State University
Management of soil acidity in agricultural land Department of Agriculture Western Australia
Don't let nitrogen acidify your soil NSW Department of Primary Industries
Lawn and Tree Myths (do pines make soil acidic?) Washington State University Clark County Extension
An introduction to acid sulfate soils NSW Department of Primary Industries
Acid Soils in Hawaii: Problems and Management University of Hawaii
