Find all Cronk Nutrients feeding charts below — including Classic 3-Part, Bonnie & Clyde (Autoflower), PuurOrganics, and Additives & Boosters.Each chart includes week-by-week guidance, EC/PPM targets, and mixing notes for soil, coco, or hydro setups

Find all Cronk Nutrients feeding charts below &#x2014; including Classic 3-Part, Bonnie &amp; Clyde (Autoflower), PuurOrganics, and Additives &amp; Boosters.Each chart includes week-by-week guidance, EC/PPM targets, and mixing notes for soil, coco, or hydro setups. <h2 id="downloadable-feeding-charts-pdf">Downloadable Feeding Charts (PDF)</h2><ul style=" text-decoration: none;"><li>&#x1F4CA; Classic Line (3-Part System) mL/Gallon &#x2014; <a href="https://drive.google.com/file/d/1H7JnyN978eY4D1N6FAOBSqPk66Z3rjPV/view" target="_blank" rel="noopener noreferrer">Download PDF</a></li><li>&#x1F4CA; Classic Line (3-Part System) mL/Liter &#x2014; <a href="https://drive.google.com/file/d/1nB6M69kVHCZp3UGvIJ6fuOW4MICdCaxi/view" target="_blank" rel="noopener noreferrer">Download PDF</a></li><li>&#x26A1; Bonnie &amp; Clyde (Autoflower Line) mL/Gallon &#x2014; <a href="https://drive.google.com/file/d/1HaYvjLSGfgbqmJee-ODiblIJHpgRHl1c/view" target="_blank" rel="noopener noreferrer">Download PDF</a></li><li>&#x26A1; Bonnie &amp; Clyde (Autoflower Line) mL/Liter &#x2014; <a href="https://drive.google.com/file/d/1gZS-pRQUlTg-ko_lPrJH2LmPJsnyGdY9/view" target="_blank" rel="noopener noreferrer">Download PDF</a></li><li>&#x1F33F; PuurOrganics (Organic Nutrients) mL/Gallon &#x2014; <a href="https://cdn.shopify.com/s/files/1/0843/6527/9543/files/PuurOrganics_Soil_Feed_Chart_2025_437db827-8a96-4b41-be23-9eadd779863b.pdf?v=1754506902" target="_blank" rel="noopener noreferrer">Download PDF</a></li></ul> <h2 id="recommended-ec--ppm-targets">Recommended EC &amp; PPM Targets</h2><table style="text-decoration: none; width: 100%;" id="isPasted"><thead><tr><th>Growth Stage</th><th>EC (mS/cm)</th><th>PPM 500</th><th>PPM 700</th><th>Notes</th></tr></thead><tbody><tr><td>Seedling</td><td>0.4&#x2013;0.8</td><td>200&#x2013;400</td><td>280&#x2013;560</td><td>Keep pH mild and avoid additives</td></tr><tr><td>Vegetative</td><td>1.2&#x2013;1.8</td><td>600&#x2013;900</td><td>840&#x2013;1260</td><td>Add CalMag as needed</td></tr><tr><td>Bloom</td><td>1.8&#x2013;2.4</td><td>900&#x2013;1200</td><td>1260&#x2013;1680</td><td>Introduce boosters like Sticky Bandit</td></tr><tr><td>Flush</td><td>0.8&#x2013;1.2</td><td>400&#x2013;600</td><td>560&#x2013;840</td><td>Plain water or pH-adjusted rinse</td></tr></tbody></table> <h2 id="classic-line---mixing-order-quick-reference">Classic Line - Mixing Order (Quick Reference)</h2>Always add nutrients one at a time and stir thoroughly between steps:1&#xFE0F;&#x20E3; Micro2&#xFE0F;&#x20E3; Grow3&#xFE0F;&#x20E3; Bloom4&#xFE0F;&#x20E3; Additives (Sticky Bandit, CalMag, etc.)5&#xFE0F;&#x20E3; Adjust pH last (target: 5.8&#x2013;6.2 for coco/hydro, 6.0&#x2013;6.8 for soil)<h2 id> </h2><h2 id="isPasted">Autoflower Line - Mixing Order (Quick Reference)</h2>Always add nutrients one at a time and stir thoroughly between steps:1&#xFE0F;&#x20E3; CalMag 2-0-02&#xFE0F;&#x20E3; Bonnie or Clyde Depending on Stage3&#xFE0F;&#x20E3; Additives (Sticky Bandit, Monkey Juice, etc.)4&#xFE0F;&#x20E3; Adjust pH last (target: 5.8&#x2013;6.2 for coco/hydro, 6.0&#x2013;6.8 for soil) <h2 id="isPasted">PuurOrganics Line - Mixing Order (Quick Reference)</h2>Always add nutrients one at a time and stir thoroughly between steps:1&#xFE0F;&#x20E3; PuurNitro2&#xFE0F;&#x20E3; PuurPhos3&#xFE0F;&#x20E3; PuurK4&#xFE0F;&#x20E3; PuurCalMag5&#xFE0F;&#x20E3; PuurBalance6&#xFE0F;&#x20E3; Additives (Sticky Bandit, Monkey Juice, etc.)7&#xFE0F;&#x20E3; Adjust pH last (target: 5.8&#x2013;6.2 for coco/hydro, 6.0&#x2013;6.8 for soil) <h2 id="pro-tips-for-using-feeding-charts">Pro Tips for Using Feeding Charts</h2><ul style=" text-decoration: none;"><li>Start with half-strength if using new media or autos(unless using Bonnie &amp; Clyde use as recommended).</li><li>Monitor runoff EC/PPM to fine-tune strength.</li><li>Alternate feed/water cycles as needed to prevent buildup.</li><li>Store mixed solution up to 10 days &#x2014; stir before each use.</li><li>Keep all nutrient bottles capped and out of direct sunlight.</li></ul>Still need help choosing the right chart? Contact our Grow Support Team anytime at help@cronknutrients.com &#x1F331;<script type="application/ld+json">
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Feeding Charts for Cronk Nutrients Lines

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Find plant feeding charts and schedules for every grow. Learn how to time nutrients, adjust ratios, and keep your plants healthy through each growth stage.

Feeding & Schedules: Plant Nutrient Timing – Cronk Nutrients

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Feeding & Schedules

Choosing the Right Cronk Nutrients for Your Grow

Understanding NPK: What Those Numbers on Your Fertilizer Really Mean

Liquid Nutrients vs. Dry Nutrients: Which Is Best for Your Grow?

What Does CalMag Do for Plants?

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pH & Water Quality: Why Balance Matters

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Understanding EC & Nutrient Strength: A Grower’s Guide

EC & PPM in Organic vs Salt-Based Nutrition: What Every Grower Must Know

EC/PPM & Nutrient Strength

Understanding Grow Lights for Cannabis: A Beginner’s Guide

Growing Indoors vs. Outdoors: Which Is Best for Your Grow?

Light & Environment

The Science of Growing Vibrant Basil: Choosing the Right Medium, Nutrients & Microbes

The Best Pot Size and Growing Medium for Autoflowers: A Complete Grower’s Guide

Choosing the Right Grow Medium for Cannabis: Soil, Coco, or Hydro?

How to Feed Cannabis in Coco Coir: A Complete Guide

Grow Mediums & Systems

Photosynthesis & Carbohydrates: Powering Plant Growth and Fruit Quality

How Magnesium Powers Photosynthesis and Plant Growth

Unlock Your Plants’ Potential: Understanding Nitrogen, Phosphorus, and Potassium

The Science of Growing Beefsteak Tomatoes: From Seed to Harvest

The Science of Flowering Nutrition: Choosing the Best Fertilizer for Bloom Growth

How to Choose Between Organic and Mineral Nutrients

Understanding EC, pH, and Nutrient Uptake

Silica for Plants: What It Is, Why It Matters, and How to Use It for Stronger Growth

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Cronk Nutrients – Classic Line Basic Feed Chart Guide

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Cronk Nutrients 3-Part Base Mixing Guide: Master Feeding for Maximum Growth

Cronk Classic 3-Part Kit: Complete Guide to Professional Plant Nutrition

Cronk Big Bud Kit: Complete 5-Part System for Maximum Results

Cronk Micro 5-0-1: Complete Guide to the Foundation of Plant Nutrition

Cronk Grow 2-1-6: Complete Guide to Vegetative Nutrition

Cronk Bloom 0-5-3: Complete Guide to Flowering Nutrition

Product Guides

Classic Line

Cronk Nutrients – Autoflower Line Basic Feed Chart Guide

Cronk Nutrients – Autoflower Line Intermediate Feed Chart Guide

Cronk Nutrients – Autoflower Line Expert Feed Chart Guide

Bonnie & Clyde Mixing Guide: Autoflower Nutrients 101

Bonnie & Clyde: The Complete Autoflower Nutrient Guide | Cronk Nutrients

Cronk Bonnie 6-5-4: Complete Guide to Autoflower Vegetative Nutrition

Cronk Clyde 3-6-5: Complete Guide to Autoflower Flowering Nutrition

Cronk Bonnie & Clyde Kit: Complete Guide to Autoflower Nutrition

Cronk Prema Kit: Complete Autoflower Nutrition System

Bonnie & Clyde (Autoflower Line)

Introducing PuurOrganics: A Cleaner Path to Organic Liquid Fertilizer Success

What Is PuurOrganics?

Why Use PuurOrganics?

Cronk PuurOrganics Kit: Complete Guide to OMRI Organic Nutrition

Cronk PuurNitro 8-0-0: Complete Guide to Organic Nitrogen Nutrition

Cronk PuurPhos 0-12-0: Complete Guide to Organic Phosphorus Nutrition

Cronk PuurK 0-0-15: Complete Guide to Organic Potassium Nutrition

Cronk PuurBalance 2-0-0: Complete Guide to Organic Amino Acids and Micronutrients

Cronk PuurCalMag: Complete Guide to Organic Calcium and Magnesium Supplementation

Cronk Nutrients – PuurOrganics Feed Chart Guidance

PuurOrganics

CalMag Mixing Guide: Strengthen Growth & Prevent Deficiencies

Cronk CalMag 2-0-0: Complete Guide to Calcium & Magnesium Supplementation

CalMag 2-0-0

How to Use a Bloom Booster to Increase Bud Size and Yield

Cronk Bud Booster 0-1-3: Complete Guide to PK Bloom Enhancement

Bud Booster 0-1-3 (Flower Enhancer)

Cronk Monkey Juice: Complete Guide to Beneficial Bacteria Inoculation

Monkey Juice (Beneficial Bacteria)

Sticky Bandit Mixing Guide: Boost Terpenes, Flavor & Potency

Cronk Sticky Bandit 0-0-1: Complete Guide to Carbohydrate Supplementation

Sticky Bandit 0-0-1 (Resin Enhancer)

Cronk Armadillo Armour: Complete Guide to Monosilicic Acid Supplementation

Armadillo Armour (Mono Silica)

Additives & Boosters

Cronk Nutrient Lines

The Best Autoflower Nutrients: Highigan’s Massive Grow with Cronk Nutrients Bonnie & Clyde

Best Organic Fertilizer for Cannabis 2025: HomeGrowTV Tests Cronk Nutrients PuurOrganics

How HomeGrowTV’s Greenhouse Thrived with Cronk Nutrients PuurOrganics

HomeGrowTV’s Late-Flower Play: Sticky Bandit for Terpenes, Resin & Aroma

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What order should I mix Cronk Nutrients in?

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Troubleshooting & Deficiencies

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Feeding Charts & Measurements

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