Feed smarter. Mix precisely. Monitor with confidence.
NUTRIENT MONITORING TOOLS
Use these free calculators to mix nutrients correctly, convert EC/PPM, and stay on top of your feeding schedule. Whether you're in soil or hydro, these tools help you prevent burn, deficiency, and wasted product.
Create a full feeding plan by grow type, plant stage, and number of plants. Print or save it.
Best for all growers.
Input your reservoir size and dosage to get a perfect mix every time.
Great for accuracy.
Find your ideal pH range by grow method and plant stage. Track daily readings and spot nutrient lockout before it happens.
Best for all growers.
Track your flush start date, water volume, and runoff PPM to ensure a clean finish.
Great for late-stage growers.
Input your feed and runoff readings to see if your plant is building up salts, staying stable, or being overfed.
Ideal for hydro and coco growers.
These tools are free to use and ad-free — no logins or downloads.
LEARN MORE ABOUT CANNABIS NUTRIENTS
From NPK ratios to stage-specific feeding, our Nutrients Guide breaks it all down. Perfect for first grows or dialing in your 10th.
Want to master your mixes? Visit our Cannabis Nutrients Guide for breakdowns, charts, and tips.
Explore the Module →
NEED QUALITY NUTRIENTS OR METERS?
Shop premium nutrients and pH/EC meters hand-picked for cannabis cultivation.
Shop Nutrients → Shop Meters →