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November 9, 2016

How many plants tolerate each soil pH?

The graph below shows the number of plant species that tolerate each soil pH, from 3.5 to 10.0. For this analysis, pH tolerance data was available for 5336 plants. 4251 of those plants tolerate a pH of 6.5 (slightly acid).

22
98
245
1311
2504
3952
4251
3663
2625
1817
386
70
40
10
pH 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0

neutral