Ok. Before feed the ph for the left plant was 7.1 so I was suprise when it went down to 6.7 and I checked that 30 mins after feedPh in soil naturally swings a bit. As long as its between 6.5 and 7 for ocean forest, that's about the normal range.
my current grow[emoji891][emoji263][emoji271][emoji91][emoji91] https://www.autoflower.org/index.php?posts/1918787