Intense Pro Series - Silicon Ultra
£49.46£54.95Save £5.49
In stock
Available from our Bristol shop
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Description
Intense Pro Series – Silicon Ultra is a concentrated liquid supplement designed to improve plant strength, health, and resilience. Ideal for both indoor and outdoor growers, this advanced formula delivers readily available silicon to support strong cell walls, helping plants to stand tall, resist pests, and cope with environmental stress.
Whether you’re growing in soil, coco, or hydro, Silicon Ultra supports better structure and improves nutrient uptake, making it a valuable addition to any feeding regime.
Key product benefits:
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Provides a readily available form of silicon for fast plant uptake
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Strengthens cell walls for improved plant structure and support
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Helps plants resist heat, drought, pests, and disease
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Enhances nutrient absorption and overall plant health
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Suitable for soil, coco, and hydroponic systems
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Ideal for both vegetative and flowering stages
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Compatible with all nutrient programmes
Directions for use:
Add Silicon Ultra to your nutrient solution before adding other nutrients. Mix well and monitor pH levels, adjusting if necessary. Use throughout the plant’s life cycle for best results.
Note: As with all concentrated products, handle with care and follow label instructions. Store in a cool, dry place out of direct sunlight.
Key facts
| Type | Concentrated liquid silicon additive |
|---|---|
| Growing medium | Soil, coco or hydroponics |
| Use during | Vegetative growth and flowering |
| Works with | All nutrient programmes |
| Brand | Intense Nutrients |
| Sizes | 250ml, 1L |
| Category | Silicon Additives |
How to use
- Add Silicon Ultra to the water first, before any other nutrient.
- Mix well.
- Add the rest of your nutrients, then check the pH and adjust if needed.
Use it through the whole life of the plant. Store in a cool, dry place out of direct sunlight.
Questions
Does Silicon Ultra go in before or after the other nutrients?
Before. Add it to the water first, mix well, then add the other nutrients and check the pH.
Growers’ guides
- Dutchpro Feed Chart: Soil and Hydro/Coco A & B Week by WeekThe Dutchpro feed chart for Original Soil and Hydro/Coco A & B, week by week in ml per litre, with Take Root, Multi Total, Silica and Explode.
- Plant Magic Feed Chart: Coco, Hydro and Soil SchedulesThe Plant Magic feed chart for coco, hydro and soil: Essential and Ultimate schedules week by week in ml per litre, from Plant Magic's own charts.




