1. TheFertilizer

    Nitrogen deficient in early flower

    Hi guys I was hoping to pull some heads together here to try to get an idea of why my plants are N deficient. So to cover the basics... Soil Black Gold Natural and Organic (0-05-0-0) LIght: 400w HPS air cooled 16-18" above canopy, switched from MH on 6/3 Temperatures: high 60s to mid 70s, RH...