๐ŸŒฑ Root stimulants, every major brand in stock

Why your plants need a Root Stimulant

One in week one beats a bloom booster in week eight. Seaweed, amino acids and B vitamins that tell the plant to put its energy into roots while it is still deciding.

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Which root stimulant to buy

Eight on the shelf. Most growers should buy this one and leave the rest.

Start here. The one most growers already trust.
Canna Rhizotonic
Canna

Canna Rhizotonic

The benchmark. Algae based and 100% natural, and the one most growers here have already heard of.
What's actually in it
  • Over 60 microbiological substances
  • Vitamins B1 and B2 drive the plant's own hormones
  • Algae based, 100% natural
  • Doubles as a seed soak at 40 mL per 10 L
Best forCuttings, transplants, early veg. The safe pick.
Sizes & value, from $105
250ml out of stock $40
1L $105/L $105
5LBEST VALUE $72/L $360
Buy the 5L. It works out at $72/L, against $105/L for the 1L. Same product, 31% less per unit.
Full details and label rates
What a root stimulant actually is
1

It is not a nutrient

Seaweed, amino acids and B vitamins. It is not feeding the plant, it is giving it instructions.

2

It changes what the plant builds

Energy goes into roots instead of leaves, while the plant is still deciding what to put it into.

3

The window is transplant to early veg

After that your plant has picked its root size and you are paying for leaves.

The week matters more than the bottle

Everything the plant does for the rest of the run goes through those roots, which is why a stimulant in week one beats a booster in week eight. The same bottle in week six of flower does almost nothing.

Where the plant puts its energy

A stimulant is not feeding the plant. It is telling it what to work on.

ENERGY INTO LEAVES ENERGY INTO ROOTS Big top, small root system. Same plant, far more root to feed it.
Three others worth knowing about

Only worth reading if the pick above is not you.

House & Garden Roots Excelurator
House & Garden
House & Garden Roots Excelurator
Works differently to everything else here. It forms a film around the root that keeps pathogens out but lets nutrient through.
What's actually in it
  • Cold pressed Norwegian sea kelp
  • Vitamin B complex
  • A proprietary seed extraction
  • Molasses and microbial inoculants
Best forAnyone who has had brown root before.
Sizes & value, from $55
100ml $550/L $55
250ml $440/L $110
500ml $370/L $185
1LBEST VALUE $320/L $320
Full details and label rates
Cheapest way inProfessor's Go Roots
Professor's Nutrients
Professor's Go Roots
An accelerator and a defender. The only one here with a systemic fungicide in it.
What's actually in it
  • Systemic fungicide, protects against root rot
  • Purified humic and fulvic acids
  • A range of biostimulants
  • Label rates for propagation, veg and flower
Best forFighting root rot, not just chasing growth.
Sizes & value, from $35
100ml $350/L $35
250ml $300/L $75
1LBEST VALUE $234/L $234
500mL $296/L $148
Full details and label rates
Green Planet Vitathrive
Green Planet
Green Planet Vitathrive
The full B vitamin set, B1, B2, B6 and B12, not just B1. Plus potassium.
What's actually in it
  • B1 reduces stress from rapid cell growth
  • B2 boosts defence against pathogens
  • B6 and B12 support metabolic enzymes
  • Added potassium for cell wall strength
Best forPropagation and the first weeks of veg.
Sizes & value, from $60
1L $60/L $60
5L $49/L $245
20LBEST VALUE $27/L $539.95
Full details and label rates
The full range, side by side

All in stock. Price shown is the smallest size.

Product Key ingredient Best for From
Canna Rhizotonic Over 60 microbiological substances Cuttings, transplants, early veg. The safe pick. $105
House & Garden Roots Excelurator Cold pressed Norwegian sea kelp Anyone who has had brown root before. $55
Professor's Go Roots Systemic fungicide, protects against root rot Fighting root rot, not just chasing growth. $35
Atami Rootbastic High NPK Root Stimulator High NPK for a root stimulant Stimulant and early feed in one bottle. Very concentrated. $63
Advanced Nutrients B-52 B vitamin complex, B1 led Running all the way through grow and bloom. $75
Green Planet Vitathrive B1 reduces stress from rapid cell growth Propagation and the first weeks of veg. $60
GT ROOTZONE Marine and plant extracts One bottle in the res from day one to chop. $26
Total Horticulture Concentration B-52 Balanced blend of B+ vitamins Running B vitamins in volume without paying for the label. $53
Green Planet Root Builder Bacillus licheniformis, breaks elements down Stacking on top of a stimulant, not replacing one. $40
Straight answers
How much do I use?
Every one of these has a propagation rate and a veg rate on the label, and they are not the same. Soaking the medium before the cutting goes in is the highest return use of the bottle.
Can I run two stimulants at once?
You can, but you get very little for it. Most are built on the same handful of inputs, so you are paying twice for kelp and B vitamins.
I am in week three of flower, too late?
For root building, mostly yes. B-52 and Rootzone are built to run the whole cycle as a stress tonic so they still do something. A propagation product will not.

Get it in while it still counts

Once the plant has picked its root size you are paying for leaves. All in stock, ships today.

Not sure which one? Call (03) 9052 5233 or come in.
Happy Hydroponics, 1/35 Gwen Road, Cranbourne West VIC 3977 ยท Mon to Sat 9:30am to 5:30pm