For spectacular results.
Give it a boost.

The beauty of Reiziger Grow Booster for your plants is that you can feed as you water. For robust stems, stalks and a profusion of aromatic blooms, feed all of your flowering plants this precious liquid using all fertigation systems – drip systems, sprinklers, centre pivots and spray units.

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For robust stems and branches to support superior yields.

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For robust stems and branches to support superior yields.

Mix 2.5 ml in 1L or 1qt water and apply from the second week of cultivation until the end of harvest.


Double the dose.

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Double the dose.

Mix 5 ml in 1L or 1qt water during the last four weeks of flowering when reusing your growing medium.

Maxmise your plants potential.

It is essential to follow the directions exactly. Never use more than the recommended amount. Never use it longer than the recommended time duration. When used as per the directions, it will reward you with a sizeable increase in plant strength and crop yield. It is suitable for all substrates and hydroponic systems.


Entirely new, yet immediately familiar

The innovative dosing system is the first closed liquid dosing system in the world and enables the user to dose a specific amount of liquid in only three steps. No longer is it necessary to orientate the packaging or squeeze the reservoir. Overdosing or overpouring are now a thing of the past.

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Turn the bottle
upside down.

To dose a specific amout of liquid start by turning the bottle completely upside down to fill the dosing chamber.


Tilt the bottle for the required dosage.

For 40 ml, follow the line to the left of the dosing chamber and tilt bottle. Likewise for 20 ml, follow the line to the left of the dosing chamber and tilt bottle.

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Unscrew the cap.

Unscrew and remove the cap. This closes the valve between the dosing chamber and the bottle.


Pour out the liquid.

Your product is now dosed and ready to use.

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A history of heritage.

Reiziger has been designed without compromise to enhance the cultivation of all fast growing crop strains. Formulated from the original recipes used at the legendary Seed Bank of Holland in the 1980s, Reiziger has the heritage to deliver exceptional quality yields. Feed your plants with Reiziger Grow and Bloom nutrients and use Reiziger Root Booster to prevent transplant shock.

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Boost early white root growth.

Reiziger Root Booster, a Norwegian sea kelp mineral rich tonic helps activate newly potted plants or transplants and boosts early white root growth, promoting uniformity and survivability. Use it to activate, revive and boost root growth for strong plants and faster blooms.

Learn more about Reiziger Root Booster >
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Visibly increases weight and size.

Abundantly rich in pure, rapidly absorbable phosphorus and potassium minerals, this solution instantly produces visible increases in size, weight and quality, by enriching plants with the energy they need to thrive.

Learn more about Reiziger Bloom Minerals>
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For crystal laden blooms.

Reiziger Bud Booster was developed in Holland over 20 years ago for commercial growers seeking compact, uniform plants that flower fast and deliver increased weight, flavour, and aroma. Reiziger has everything you need for improved quality and yield.

Learn more about Reiziger Bud Booster >
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For big, productive Reiziger Results. Plant it right.

Reiziger hydroponic substrates are specifically formulated as a superior base to meet the needs of fast growing annual plant strains grown in containers or beds. They provide the ideal moisture and nutrient environment for healthier, bigger plants. Also use them to improve the soil in most gardens.

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