Leaf issues started showing up in 2 of 3 plants, progressing fast.
Soil runoff tests have been v. high (2000ppm+) so we're assuming it's a lockout issue.
We watered 1 day ago, with 200ppm solution so pots are still very wet.
Better to let them dry out a bit or flush right away?
Solved
Leaves. Other
Feeding. Deficiences