Hydroponic

Hydroponics Guides

Welcome to the Hydroponic Guides Hub

Explore our master collection of deep-dive tutorials covering nutrient balancing, pH & EC control, system setups (DWC, NFT, Ebb & Flow), and water quality management.

  • Kratky Method: 9-Step Setup Guide for Passive Hydroponics

    ByFaisal Habib

    Home > Hydroponics > Kratky Method: 9-Step Setup Guide for Passive Hydroponics Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner | System: Passive Non-Circulating | Target EC: 1.0–1.2 mS | Target pH: 5.8–6.2 | Reservoir: 1.0–1.5 Gal/Head | Power: 0 Watts ⚡ Quick Answer: What is the Kratky Method? The Kratky method is a zero-pump, non-circulating hydroponic system where plants grow to maturity on a single reservoir of water. As plants drink, receding liquid creates an air gap where upper roots breathe oxygen while lower roots drink water. 📊 Kratky Method Passive System:…

  • How to Grow Hydroponic Cucumbers: Full Setup Guide

    ByFaisal Habib

    Home > Hydroponics > How to Grow Hydroponic Cucumbers: Full Setup Guide Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Intermediate to Advanced | Target Crop: Parthenocarpic Cucumbers | Turnaround: 45–55 Days | Target EC: 1.8–2.4 mS/cm | pH: 5.8–6.2 ⚡ Quick Answer: How to Grow Hydroponic Cucumbers? To grow high-yielding hydroponic cucumbers, cultivate parthenocarpic (self-fruiting) varieties in perlite Dutch buckets under high-wire trellises, steering nutrient EC from 1.8 to 2.4 mS/cm and pH at 5.8–6.2 for 25–35 lbs of fruit per vine. 📊 Master Hydroponic Cucumber Engineering & Agronomic Specs Recommended System: Dutch…

  • How to Grow Hydroponic Peppers: Complete Setup Guide

    ByFaisal Habib

    Home > Hydroponics > How to Grow Hydroponic Peppers: Complete Setup Guide Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Intermediate | Target Crop: Sweet Bell & Hot Chili Peppers | Turnaround: 60–90 Days | Target EC: 1.8–2.6 mS/cm | pH: 5.8–6.2 ⚡ Quick Answer: How to Grow Hydroponic Peppers? To grow high-yielding hydroponic peppers, cultivate in perlite Dutch buckets or aerated DWC, pinch the first crown flower, train a two-leader ‘Y’-scaffold, and steer EC from 1.8 to 2.6 mS/cm with pH at 5.8–6.2. 📊 Master Hydroponic Pepper Agronomic & CEA Engineering Specs Recommended…

  • How to Grow Hydroponic Mint: Complete Beginner Guide

    ByFaisal Habib

    Home > Hydroponics > How to Grow Hydroponic Mint: Complete Beginner Guide Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner Friendly | Target Crop: Peppermint & Spearmint | Turnaround: 21–28 Days | Target EC: 1.4–1.8 mS/cm | pH: 5.5–6.0 ⚡ Quick Answer: How to Grow Hydroponic Mint? To grow hydroponic mint successfully, propagate stem cuttings in an isolated Kratky jar or DWC reservoir, maintain nutrient EC at 1.4 to 1.8 mS/cm and pH at 5.5–6.0, and prune above node 2 every 21 days. 📊 Master Hydroponic Mint Agronomic & CEA Engineering Specs Recommended…

  • | |

    Light Requirements for Hydroponic Lettuce: LEDs vs Sunlight

    ByFaisal Habib

    Home > Hydroponics > Light Requirements for Hydroponic Lettuce: LEDs vs Sunlight Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner to Intermediate | Target DLI: 14–17 mol/m²/day | Optimal PPFD: 200–250 µmol/m²/s | Photoperiod: 14–18 Hours | Spectrum: Full-Spectrum 4000K ⚡ Quick Answer: What are the Light Requirements for Hydroponic Lettuce? Hydroponic lettuce requires 14 to 18 hours of light daily at 200 to 250 µmol/m²/s PPFD, delivering an optimal Daily Light Integral (DLI) of 14 to 17 mol/m²/day under full-spectrum LEDs to maximize growth while preventing tipburn. 📊 Master Hydroponic Lettuce Lighting…

  • | |

    Hydroponic Lettuce Nutrient Guide: EC, PPM & pH Ratios

    ByFaisal Habib

    Home > Hydroponics > Hydroponic Lettuce Nutrient Guide: EC, PPM & pH Ratios Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Intermediate | Target EC: 1.2–1.8 mS/cm | Target PPM: 600–900 (500 scale) | Target pH: 5.6–6.0 | Water Temp: 65°F–68°F ⚡ Quick Answer: What is the Best Nutrient Formula for Hydroponic Lettuce? The ideal nutrient formula for hydroponic lettuce maintains an EC of 1.2 to 1.8 mS/cm (600–900 PPM), a pH of 5.6 to 6.0, and high nitrate-nitrogen with dissolved calcium above 140 ppm to ensure crisp heads without tipburn. 📊 Master Hydroponic…

  • | |

    Hydroponic Lettuce Yield Guide: Heads Per Square Foot

    ByFaisal Habib

    Home > Hydroponics > Hydroponic Lettuce Yield Guide: Heads Per Square Foot Last Reviewed: August 27, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Intermediate | Target Density: 3.5–4.5 Heads/Sq Ft | Turnaround: 30 Days | Target Weight: 180–240g/Head | Annual Cycles: 11–13 Turns ⚡ Quick Answer: How Many Lettuce Heads Per Square Foot? Hydroponic systems yield 3.5 to 4.5 heads per square foot per cycle at 8-inch spacing. Using a dedicated nursery bench enables 11 to 13 annual turns, producing 38 to 48 heads (15–20 lbs) per square foot annually. 📊 Master Hydroponic Lettuce Yield & Density…

  • | |

    Best Hydroponic Systems for Lettuce: NFT vs DWC vs Kratky

    ByFaisal Habib

    Home > Hydroponics > Best Hydroponic Systems for Lettuce: NFT vs DWC vs Kratky Last Reviewed: August 26, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner to Commercial | Target Crop: Lettuce (Butterhead, Romaine, Looseleaf) | Turnaround: 28–35 Days | Target EC: 1.0–1.4 mS/cm | pH: 5.8–6.2 ⚡ Quick Answer: What is the Best Hydroponic System for Lettuce? The #1 Best Overall System for Lettuce is Deep Water Culture (DWC) for producing the heaviest, densest heads (295g average), while NFT is best for commercial volume and the Kratky Method is best for passive, zero-electricity home growing. 📊…

  • Hydroponic Lettuce Growth Time: Timelines by System

    ByWara Danish

    Home > Hydroponics > Hydroponic Lettuce Growth Time: Timelines by System Last Reviewed: August 27, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner | Seed-to-Harvest: 28–35 Days | Germination: 24–48 Hours | Nursery Stage: 10–12 Days | Finishing Channels: 16–20 Days ⚡ Quick Answer: How Long Does Hydroponic Lettuce Take to Grow? Hydroponic lettuce takes 28 to 35 days from seed to harvest in NFT and DWC systems, and 35 to 42 days in passive Kratky bins. Baby leaf greens can be harvested in just 18 to 21 days. 📊 Master Hydroponic Lettuce Growth Timeline Specs Total…

  • | |

    Kratky Method for Hydroponic Lettuce: Complete Passive Guide

    ByFaisal Habib

    Home > Hydroponics > Kratky Method for Hydroponic Lettuce: Complete Passive Guide Last Reviewed: August 27, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner-Friendly | Power: Zero Electricity | Water Volume: 1 Gal/Head | Turnaround: 35 Days | Target EC: 1.2–1.4 mS/cm | pH: 5.6–6.0 ⚡ Quick Answer: How to Grow Kratky Hydroponic Lettuce Fill a 1-gallon opaque container with nutrient solution (EC 1.2–1.4, pH 5.8) touching the bottom 0.5 inches of a net cup. As roots drink, an expanding air gap oxygenates the plant without pumps, finishing in 35 days. 📊 Master Kratky Lettuce System Specifications…