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Hydroponics Specialists

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Inert Mediums


Plagron has been a reliable supplier of top quality organic nutrients and mediums for over 20 years. What started as a small worm farm has developed into a leading international company with a wide range of organic nutrients, stimulants and substrates . Plagron is a brand trusted by many customers all over the world.


Grotech is a major supplier of Plagron with large stocks off all there products such as 

Light mix, Grow mix, All mix, Royal mix, Bat mix, Coco fibre, Clay pebbles and Rock wool mix. 

We are very competetive on price especially pallets.


Clay pebbles 8-16mm

Clay pebbles are a sterile substrate with a large capacity to absorb water and oxygen. As they contain no nutrients the grower has good control over nutritional value. For use in hydro systems. Comes in 45 litre bags.

PRODUCT CODE: claypebb 14.95Clay pebbles 45L | Clay pebbles 45L Each 695.18Clay pebbles 45L | Clay pebbles 45L x 50


Perlite additive in 70 litre bags.

PRODUCT CODE: perlite 16.20Perlite 60L | Each

Grodan loose rockwool

loose rockwool in 90 litre bags.

PRODUCT CODE: rockwoolloose 32.50Grow cubes 90L | Grow cubes Each
Grotech Hydroponics
Unit 20-21 Sadlers Hall Farm,
London Road, Basildon, Essex
T: 01268 799828
Gro|dan, Blauberg, Can-Filters, Agrolux, Plagron
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