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What EC and PPM levels should I target with Cronk Nutrients?Updated 4 days ago

Target EC and PPM levels vary by growth stage:

  • Seedlings: 0.4–0.8 EC (200–400 PPM)

  • Vegetative Stage: 1.0–1.6 EC (500–800 PPM)

  • Flowering Stage: 1.6–2.2 EC (800–1100 PPM)

  • Late Flower / Ripening: 1.0–1.4 EC (500–700 PPM)

    Always monitor runoff EC to prevent salt buildup and adjust feeding strength gradually.


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