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Silicon Supplements

18 products

Showing 1 - 18 of 18 products

Showing 1 - 18 of 18 products
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Advanced-Nutrients-Rhino-Skin-1Advanced-Nutrients-Rhino-Skin-2
Advanced Nutrients Rhino Skin
From £9.35 £11.00
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Product packaging for Shogun Fertilisers Silicon, featuring a red and black color scheme with a Samurai Warrior on the label.Bottle of Shogun Silicon 250ml with red cap on a white background
Shogun Fertilisers Silicon
From £4.90
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Save up to £-12.05
Image of Growth Technology Liquid Silicon bottle on a white background
Growth Technology Liquid Silicon
From £3.50 £12.95
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Grow Genius Mono Silicic
Grow Genius Mono Silicic
From £21.95
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Shogun Fertilisers Samurai Coco Multipack
Shogun Fertilisers Samurai Coco Multipack
£31.90
Raw Silica Hydroponic Nutrient
Raw Silica 2OZ 57G
£13.00
Monkey Nutrients Stress
Monkey Nutrients Stress
From £50.00
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A range of B'Cuzz Silic Boost product bottles in different sizes, designed for plant nutrition.
B'Cuzz Silic Boost
From £11.95
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Aptus RegulatorAptus Regulator
Aptus Regulator
From £16.95
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British Organics Sea Silica
British Organics Sea Silica 1L
£38.00
VitaLink Silicon Max 1VitaLink Silicon Max 2
VitaLink Silicon Max
From £5.95
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Buddhas Tree Solar Green PowerBuddhas Tree Solar Green Power
Buddhas Tree Solar Green Power
From £14.50
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DutchPro Silica Von Liebig 1L
DutchPro Silica Von Liebig 1L
£75.00
Grotek - Pro Silicate - 1L
Grotek Pro Silicate - 1L
£11.99
Essentials Plus Silicon Plant Nutrient
Essentials Plus Silicon
£10.00
Two bottles of Plant Magic Silicon, a silicon-based plant growth enhancer.
Plant Magic Silicon
From £22.95
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Mills Nutrients Vitalize main image showing multiple bottles in different sizesimage of Mills Nutrients Vitalize 250ml bottle
Mills Nutrients Vitalize
From £58.00
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Budlink
Budlink
From £20.95
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Silicon Supplements & Silicon Nutrients

Unlock your plants' full potential with our specialist silicon supplements, perfect for hydroponic, soil, or coco systems. Strengthen cell walls, improve nutrient uptake, and enhance stress resistance for bigger, healthier yields.

Why Use Silicon Supplements?

  • Supports stronger stems and foliage for heavier fruit or bud loads.
  • Enhances nutrient transport and uptake for more efficient growth.
  • Boosts resistance to heat, pests, and environmental stress.
  • Optimises yield and overall plant quality.

Our Range Includes

  • Liquid, powder, and concentrate silicon nutrient additives.
  • Formulas suitable for soil, coco, and hydroponic systems.
  • Products targeted for vegetative and flowering phases.
  • Trusted brands with UK availability and fast delivery.

How to Use Silicon Nutrients

Add your chosen silicon supplement alongside base nutrients during mid-vegetative to early flowering phases. Monitor pH and EC to ensure optimal absorption and plant health.

Shop Silicon Supplements

Browse our full nutrients & additives range and get the best silicon supplements for hydroponics with fast UK delivery.

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