Recipe for Success is made by Techniflora. Fox Farms is a different company.

If using the Fox Farms, I'd go with the Weekly Feeding Schedule on their website, not the bottle directions. And keep in mind that usually the directions from one nutrient can't be used for another product.

Anyway...looks like the bronzing is from overfertilizing, to me.
But my peppers have failed for the past two years, with the exception of my bell peppers that they didn't even touch. (rabbits and grasshoppers)