The Ultimate Free Hydroponic Grower’s Toolkit

Welcome to the Hydroponic Grower’s Toolkit

At Eutrema, we’re passionate about helping growers thrive with soilless cultivation. That’s why we’re excited to introduce a brand new resource: The Hydroponic Grower’s Toolkit—a free, dynamic Google Sheet designed to make your hydroponic journey easier, more productive, and less time-consuming.

Whether you’re just getting started or you’re managing a high-tech grow room, this toolkit will quickly become your go-to reference for everything from nutrient conversions to climate control.

What’s Inside the Hydroponic Grower’s Toolkit?

✅ 1. Common Conversions Tab

Say goodbye to opening dozens of tabs or fumbling through your calculator.

• Financial Tools – Instantly calculate sales tax (VAT), convert currencies (GBP, USD, EUR) with live data updated every ~40 minutes.
• Fertilizer Conversions – Convert nutrient labels to oxide equivalents—critical for comparing international fertilizer products.
• Metric/Imperial Units – Grams to ounces, litres per hectare to millilitres per square meter, Celsius to Fahrenheit, PPM to EC, PPM to % and more.
• Agricultural Calculations – Surface area conversions and application rates for precision in lawn care or large-scale farming.

🔗 2. Useful Links Tab

A curated collection of essential hydroponic websites and tools:

• Interactive VPD (Vapor Pressure Deficit) charts with crop stage overlays
• Climate zone maps (US & Europe) and frost risk data for outdoor growers
• Plant nutrient deficiency diagrams
• Reputable hydroponic media: Garden Culture Magazine, Vertical Farm Daily, Hortidaily, and even academic papers from the Journal of Experimental Botany
• Upcoming trade shows: Greentech (Amsterdam), Cultivate (Ohio), MJ BizCon (Las Vegas), and more

🧰 3. Equipment Checklists

Whether you’re a beginner or expert, having the right gear matters.

• Starter Grower Checklist – Includes essential tools and costs
• Expert Grower Add-ons – CO2 sensors, UV lighting, water meters, and more with price ranges and commentary

📊 4. Nutrient Dosing Guide

Tailored dosing charts for Gold Leaf (US) and Liquid Gold (UK), helping you achieve consistent results with every feed.

🔄 5. Hydroponic System Overview (WIP)

In development: A detailed tab covering the key types of hydroponic systems:

• Deep Water Culture (DWC)
• Nutrient Film Technique (NFT)
• Ebb and Flow
• Aeroponics
• Aquaponics
• Passive Systems

Stay tuned for updates!

Why This Toolkit Matters

This resource isn’t locked behind a paywall or lead form. There’s no sign-up or email required—just a free, value-packed spreadsheet made by growers, for growers. You’ll find a few subtle product mentions, but the real focus is on giving you the tools to grow smarter.

📌 Download it directly via this Google Sheet (link in show notes or on social media). Just make a copy to personalize your version!

Feedback Welcome!

Think we missed something? We’d love to improve this toolkit with your input. Send your suggestions to:
📧 Russell@Eutrema.co.uk

Final Thoughts

Whether you’re dialling in your nutrients, converting units, or planning your next equipment upgrade, the Hydroponic Grower’s Toolkit is designed to be your new best friend in the grow room.

If you are looking for an excellent fertilizer to add to your “toolbox”, check out Liquid Gold!

Article by Dr Russell Sharp

If you would like to keep up to date with subjects just like this, you can listen to both our podcasts! Links can be found bellow:

Hydroponics Daily Podcast: https://open.spotify.com/show/207T7p7fw9sPjINfSjVXW2

Cereal Killers Podcast: https://t.co/eSEbBkTVHl