That sort of deficiency usually can't be undone, one can just slow it or stop it.
Interesting fertilizer, kinda suggest that if anything is not missing is the K,
My second guess would be Mg, but that normally shouldn't scorch the edges. Still worth a shot, add some epsom salts.
When you find that in your conditions certain varieties don't perform, just avoid them, is the unfortunate fact. I have problems with micronutrients due to high water hardness, and certain varieties just don't manage to absorb enough, while others manage, so in time I just selected those that do.