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Not all soil is the same and different types of plants need different types of soil to survive. The pH scale is used to measure how acid or alkaline soil is. A lower pH means it is more acidic, a high pH means more alkaline and a pH or around 7 means it is netural.
If you do not know your soil pH Click Here
(Move the slider to select the pH of your soil)
Singapore Botanic Gardens
Singapore
RHS Harlow Carr
Harrogate, United Kingdom
The New York Botanical Garden
New York, United States
Shinjuku Gyoen National Garden
Tokyo, Japan
Nongnooch Tropical Garden
Pattaya, Thailand
Humble Administrator's Garden
Suzhou, China