General Hydroponics vs. FoxFarm Trio: Label & Workflow Comparison

Quick answer: General Hydroponics FloraSeries and the FoxFarm Soil Liquid Trio can both support a complete grow, but they are built around different labels and workflows. FloraSeries is a mineral three-part system whose ratios are changed by combining FloraMicro, FloraGro and FloraBloom. FoxFarm’s soil trio combines a conventional vegetative fertilizer, a low-analysis organic-based liquid and an acidic flowering concentrate. Choose the line that matches your medium and measuring habits—then follow the current official chart instead of treating the N-P-K numbers as a universal cannabis recipe.

Watch the original HWGrow comparison

The useful part of this video is seeing the bottles, their roles and the practical differences I noticed while using them. Use the chapters to jump directly to a product. Read the current-label notes below before making a feeding decision.

Current-label comparison

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Do not add the three numbers in a row and call the result an ideal plant ratio. Guaranteed-analysis percentages describe each bottle, while a finished solution depends on the volume of each component, the water, the medium and the current program. The old video’s 2-5-3 target was my shorthand at the time, not a universal cannabis standard.

How General Hydroponics FloraSeries works

FloraSeries is designed as a three-part mineral system. General Hydroponics changes the final nutrient profile by changing how much Micro, Gro and Bloom are used together. The current three-part program directs growers to add FloraMicro first, FloraGro second and FloraBloom third, mixing thoroughly after each addition. Never mix the concentrates together.

The video correctly emphasizes FloraMicro as the foundation, but calling FloraGro useless goes too far. General Hydroponics still uses FloraGro as a core vegetative component in its current program. You may choose a custom recipe in an advanced workflow, but that is different from saying a labeled component has no function. Check the current FloraSeries three-part program.

How the FoxFarm Soil Liquid Trio works

The FoxFarm soil trio is less visually symmetrical because the bottles do different kinds of work. Grow Big 6-4-4 is the main vegetative concentrate. Tiger Bloom 2-8-4 is the acidic flowering concentrate. Big Bloom 0-0.5-0.7 is a low-analysis liquid made from earthworm castings and bat guano that FoxFarm currently recommends across the growth cycle.

My original recording said Big Bloom was useless and would clog soil or pumps. That statement was too broad. What I can defend is narrower: I disliked the sediment, bottle volume and workflow in the setup I was using. FoxFarm currently says Big Bloom can be used through drip irrigation and a no-clog applicator. That still does not guarantee compatibility with every tiny emitter or recirculating system, so shake it, keep suspensions mixed and inspect your exact equipment. Read the current Big Bloom directions.

Which trio fits your grow?

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Cal-Mag, Epsom salt and silica are not automatic

The source video moves too quickly from label ingredients to guaranteed supplement decisions. Whether you need extra calcium or magnesium depends on the complete formula, source water, medium, cultivar, plant stage and actual symptoms. Check your water utility’s latest quality report, then measure the water you actually use.

Do not add Cal-Mag, Epsom salt or silica simply because another grower does. Each addition changes the final EC and nutrient balance. Start with the complete current program, monitor the plant and use the nutrient-deficiency guide as a diagnostic framework—not a shopping list.

A safer way to start either program

1. Name the exact medium. Charged soil, inert coco and hydroponic reservoirs do not begin at the same baseline.
2. Use the current official chart. Old downloads, screenshots and bottle labels may not match today’s formulation.
3. Measure source water. Record temperature, pH and EC before adding anything.
4. Add one concentrate at a time. Follow the brand’s order and mix thoroughly between products.
5. Measure the complete solution. EC is universal; if you record PPM, name the meter’s conversion scale.
6. Adjust pH last. Let the full mix stabilize before making small, diluted corrections.
7. Start conservatively. A current chart is a starting framework, not permission to ignore a small or stressed plant.
8. Track trends. Compare inputs, consistent runoff or reservoir behavior and new growth before changing several variables.

The nutrient mixing-order guide shows the sequence. Use the pH, EC and PPM guide and the fabric-pot feeding guide to interpret the finished mix and root-zone trend.

Updated HWGrow verdict

I still prefer the control and cleaner mixing workflow of FloraSeries for a measured mineral program. That is a preference, not proof that FoxFarm cannot grow a healthy plant. FoxFarm’s trio can make more sense for a grower who is already using its soil program and is willing to manage the distinct roles of all three bottles.

The best line is the one you can use consistently, measure correctly and adjust from evidence. Switching brands will not repair an inaccurate meter, a saturated root zone or a copied schedule that does not fit your medium.

Recommended nutrient and measurement supplies

General Hydroponics FloraSeries trioA three-part mineral line for changing the nutrient profile across growth stages. Follow the current Micro–Gro–Bloom mixing order.
Buy It Now



FoxFarm Soil Liquid TrioThe soil-program trio compared here. Verify the soil formula, current labels and official chart before mixing.
Buy It Now



pH and EC meter kitMeasure source water and the complete recipe. Calibrate the probes and record EC or the named PPM scale.
Buy It Now

Affiliate disclosure: HWGrow may earn a commission from qualifying purchases at no additional cost to you. Product destinations can be replaced with equivalent current items without changing the comparison method.

Want a complete guided feeding workflow?

This public article explains how to compare two product lines without copying a recipe blindly. The Grow With Me Masterclass connects mixing, irrigation, runoff and plant response inside the complete grow without reproducing its protected lessons here. If your setup does not match either example, ask HWGrow a question and include the medium, source water, full recipe, dose, plant stage, input pH/EC and recent root-zone trend.

General Hydroponics vs. FoxFarm FAQ

Is General Hydroponics better than FoxFarm?

Not universally. FloraSeries offers a three-part mineral workflow with adjustable ratios. FoxFarm’s soil trio may fit a grower already using its soil program. Consistent mixing, measurement and plant response matter more than the brand name.

Is FloraGro useless?

No. General Hydroponics still uses FloraGro as a foundational vegetative component in its current three-part program. A custom advanced recipe may use components differently, but that does not make the labeled product functionless.

Does Big Bloom clog pumps?

HWGrow disliked the sediment and workflow in one setup, but a universal clogging claim is not justified. FoxFarm currently lists Big Bloom for drip irrigation and a no-clog applicator. Verify compatibility with your exact reservoir, pump and emitter.

Do I automatically need Cal-Mag with either line?

No. The need depends on the complete program, source water, medium, plant stage and actual evidence. Measure first and avoid stacking supplements by habit.

Can I use the old HWGrow feed charts?

Use the current official manufacturer chart as the public starting point. Old charts may reflect previous labels or a specific HWGrow setup, and protected Masterclass formulas are intentionally not reproduced here.