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Home > Hydroponics > Coco Coir Hydroponics: Setup, EC, and pH Guide for Beginners Last Reviewed: August 25, 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Beginner to Intermediate | Setup Time: 24–48 hours (double buffering) | Active Work: 45 minutes | Target pH: 5.8–6.2 | Target EC: 1.2–2.2 mS/cm | Runoff Target: 10%–25% ⚡ Quick Answer: Mastering Coco Coir Hydroponics Coco coir hydroponics is soilless growing in buffered coconut fiber. Success requires four numbers: buffer raw bricks in EC 1.4–1.6 mS/cm Cal-Mag for 12–24 hours, feed at pH 5.8–6.2 and EC 1.2–2.2 mS/cm, irrigate 1–5 times daily,…

Home > Hydroponics > DWC Root Rot Fix: Complete Prevention and Treatment Guide Last Reviewed: August 2026  |  Author: Faisal Habib  |  Fact-Checked: Lab and Field Verified  |  Expert Reviewer: Wara Danish, MSc Plant Biology Difficulty: Intermediate | Treatment Time: 48–72 Hours | Estimated Flush Cost: $5 to $15 | Target Safe Temp: 65°F–68°F ⚡ Quick Answer: The Definitive DWC Root Rot Fix To execute an immediate dwc root rot fix, isolate the system, prune away blackened root slime, and run a 3-day sterile flush using 34% hydrogen peroxide at 1 mL/gal (or 3% H2O2 at 10 mL/gal) in pure pH 5.8 water with maximum aeration. Prevent recurrence by locking…

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…

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…

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…

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. 📊…

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…