Here are the results for a week long incubation test on some char/peat moss mixes.

Char is portioned by volume. The density of the char and the peat moss are very close but I don't have the #s. I can do so but must oven dry the two  and did not take the time yet.

EC units are micro-siemens/cm.

Tests are done using a SME or saturated media extract.

Please note that second table with EC values has been modified due to an error in the setting of the EC meter.

pH measurements          

0 1 4 7 29
Berger BM8 5.8 5.8 5.7 5.7 6.1
Peat Moss 4.3 4 3.8 4 3.9
Peat Moss 5% char 4.4 4.2 4.2 4.3 4.2
Peat Moss 10% char 4.5 4.4 4.3 4.5 4.4
Peat Moss 25% char 5.3 5.2 5.2 5.3 5.1





 
EC measurments          
           
Berger BM8 1260
1370 1330
1320
1380
Peat Moss 240 300 396
328
260
Peat Moss 5% char 510
450
480
362
400
Peat Moss 10% char 540
480
560
480
460
Peat Moss 25% char 960
840
1080
760
670

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