Zinnia webinar 1: Successful Germination

Why pH is critical?

pH control.

pH number is logarithm! Real hydrogen cations concentrations are: pH 1 = 0,1 mol/l pH 2 = 0,01 mol/l pH 3 = 0,001 mol/l pH 4 = 0,0001 mol/l pH 5 = 0,00001 mol/l pH 6 = 0,000001 mol/l pH 7 = 0,0000001 mol/l pH 8 = 0,00000001 mol/l …

100 times

Difference between closest pH values not 1 time is 10 times!

10 times

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