- 250ml - £54.95
- 1L - £179.95
Intense Pro Series - Silicon Ultra
PRODUCT DETAILS
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.
REVIEWS
SHIPPING & RETURNS
Delivery Information
Most orders are shipped within 24 hours.
Orders are currently shipped with Parcelforce (Express 24 service for standard and heavy/bulky items) or DPD Local (Premium next-day), a signature will be required on delivery. We have been shipping orders for 15 years and our courier choices are subject to change as service levels fluctuate.
All orders are shipped on a next day courier service – you will be informed via email or SMS the evening your order leaves us so you know to expect it the next day. On the morning of delivery you will get another SMS or email informing you of the expected delivery time.
If you have any questions on delivery please get in touch.
As the website calculates some charges by weight it is possible that shipping is not calculated correctly. We reserve the right to get in touch in these circumstances we will request the additional amount or offer to refund the order.
UK Delivery
Standard delivery to the UK Mainland addresses (excluding Scottish Highlands & Islands, offshore and N.I.) is charged at a flat rate of just £5.95 per order or £7.95 (for the premium next-day service), standard delivery (with Parcelforce) is free* for orders over £50.
*Large and/or heavy items attact a surcharge from our courier - shipping surcharges are calculated per item and are applied regardless of order value.
Non-UK mainland destinations are charged by weight.
International Delivery
Coming soon…
Collect in Store (Bristol)
We now offer a 'collect in store' option, which allows you to pay for goods online and collect from our Bristol store at time that suits you (within our opening hours).
The process is simple:
- place your order and pay online, select 'Pick Up' at checkout;
- receive an email confirming that the order is ready for collection;
- bring/show your confirmation email and photo ID to collect your order.