Silicate is in grams - 4g/10L
Last week mix (03/07), fertigation:
05/07 - fertigated with 250ml, 170ml runoff EC ?
06/07 - fertigated with 250ml, 130ml runoff EC 1.0
07/07 - fertigated with 250ml,
50ml runoff EC 1.3; Turned down the light to 420 ppfd
08/07 - fertigated with 250ml, 100ml runoff EC 1.0
09/07 - fertigated with 250ml, 150ml runoff EC 0.8-1.4
10/07 - fertigated with 250ml, 120ml runoff EC 1.1
11/07 - fertigated with 250ml, 100ml runoff EC 1.0; Turned up the light to 500 ppfd
I think my EC meter is not giving me consistent readings.