0114 2458 581
sales@acornhorticulture.com
65 Deep Ln, Sheffield S5 0DU
Shop
-10%
Sunmaster Dual Spectrum Bulbs UK | HPS & MH Grow Light Replacement Lamps
Original price was: £20.00.£18.00Current price is: £18.00. incl. Vat
Sunmaster Dual Spectrum Bulbs are high‑performance grow light replacement lamps combining HPS and MH spectral output to support both vegetative growth and flowering stages. Designed for indoor grow rooms and hydroponic setups, these lamps deliver strong PAR performance, balanced spectrum, and efficient plant development across the full growth cycle.
- ✔ Dual spectrum HPS & MH grow light bulbs
- ✔ Increased PAR for better plant response
- ✔ Suitable for both vegetative and flowering stages
- ✔ Available in multiple wattages
- ✔ Ideal for indoor grow rooms and hydroponic gardens
Spreader Mat 25ft, 50ft and 100ft | NFT System Replacement Matting
Price range: £4.00 through £9.50 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Spreader Mat is designed for use in NFT hydroponic systems, helping distribute nutrient solution evenly across the channel and supporting consistent flow through the root zone. Available in 25ft, 50ft and 100ft lengths, it is ideal for replacing worn matting, system maintenance and keeping NFT systems running efficiently.
- ✔ Replacement spreader mat for NFT hydroponic systems
- ✔ Helps distribute nutrient solution evenly through NFT channels
- ✔ Available in 25ft, 50ft and 100ft lengths
- ✔ Ideal for NFT system maintenance and replacement
- ✔ Useful for improving flow consistency around plant roots
- ✔ Suitable for compatible hydroponic grow systems
https://acornhorticulture.com/product/pipette/
£0.25 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
A 5ml graduated pipette designed for precise liquid measurement and dispensing in propagation, hydroponics and indoor horticulture. Ideal for dosing nutrients, pH adjusters, boosters and other liquid solutions with accuracy and control.
- ✔ 5ml capacity for precise dosing
- ✔ Graduated markings for accuracy
- ✔ Ideal for nutrient mixing and pH adjustments
- ✔ Easy to use dropper bulb included
- ✔ Reusable with proper cleaning
- ✔ Essential tool for grow room accuracy
Measuring Jug with Graduated Scale | 1L & 250ml Liquid Measuring Jug
£2.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
This quality measuring jug with a clear graduated scale is ideal for accurate liquid measurement in hydroponic, propagation and grow room applications. Available in 1 L and 250 ml sizes, it’s perfect for mixing nutrient solutions, pH adjustments and precise dosing of additives.
- ✔ Clear graduated scale for accurate measurement
- ✔ Available in 1 L and 250 ml sizes
- ✔ Ideal for mixing nutrients, pH solutions & boosters
- ✔ Useful in propagation, hydroponics & grow rooms
- ✔ Reusable and easy to clean
Hailea Round Air Stone | Hydroponic Air Stone for Root Zone Oxygenation
Price range: £4.00 through £6.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
The Hailea Round Air Stone enhances oxygen delivery in hydroponic systems, reservoirs and propagation trays when used with compatible air pumps. Available in **4″ (100 mm)** and **6″ (150 mm)** sizes, this durable air stone creates fine bubbles to improve oxygenation, nutrient uptake and root health.
- ✔ Available in 4″ (100 mm) and 6″ (150 mm) sizes
- ✔ Creates fine air bubbles for maximum oxygenation
- ✔ Works seamlessly with hydroponic air pumps
- ✔ Ideal for reservoirs, bubble buckets & DWC systems
- ✔ Improves root health and nutrient uptake
Clonex Cloning Gel | Rooting Hormone Gel for Cuttings 50ml
£9.00 incl. Vat
Clonex Cloning Gel is a premium rooting hormone gel designed to promote strong, reliable and rapid root development in plant cuttings. Formulated with balanced rooting hormones and nutrients, this gel helps new cuttings establish roots quickly and confidently, making it a favourite choice for grow rooms, propagation benches and horticulture professionals.
- ✔ Premium rooting hormone gel for cuttings
- ✔ Encourages faster root initiation
- ✔ Clean, easy‑to‑apply gel formula
- ✔ Helps develop robust root systems
- ✔ Suitable for soil, coco and hydroponic media
- ✔ Ideal for propagation racks and cloning setups
Black Bucket & Lid | Heavy‑Duty Grow Room Utility Bucket
Price range: £2.50 through £11.50 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
A heavy‑duty **Black Bucket & Lid** set ideal for grow rooms, propagation benches, hydroponic systems and general garden use. Available in multiple sizes from 5 L to 33 L, this versatile bucket with secure lid is perfect for mixing nutrients, storing liquids, carrying media and organising tools.
- ✔ Includes sturdy black bucket with matching lid
- ✔ Available in multiple sizes (5 L–33 L)
- ✔ Durable construction for heavy‑duty use
- ✔ Secure lid keeps contents clean and contained
- ✔ Ideal for nutrient mixing, storage & transport
Ducting Reducers UK | Metal Ventilation Reducer Connectors for Grow Rooms
Price range: £4.50 through £14.50 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Ducting Reducers are galvanised metal ventilation connectors designed to reduce ducting diameters within grow room extraction and intake systems. Ideal for connecting different fan, filter, and duct sizes together, these reducers help maintain efficient airflow while allowing flexible ventilation system configurations.
- ✔ Metal ventilation reducers for ducting systems
- ✔ Connects different ducting diameters together
- ✔ Durable galvanised steel construction
- ✔ Suitable for extractor fans and carbon filters
- ✔ Ideal for grow rooms, grow tents, and HVAC systems
Acoustic Ducting UK | Insulated Silent Ventilation Ducting for Grow Rooms
Price range: £12.50 through £50.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Acoustic Ducting is insulated ventilation ducting designed to reduce extractor fan and airflow noise in grow rooms, grow tents, and ventilation systems. Featuring a multi-layer soundproof insulated construction, it helps create quieter extraction systems while maintaining strong airflow performance.
- ✔ Insulated acoustic ducting for quieter ventilation
- ✔ Helps reduce fan and airflow noise
- ✔ Multi-layer insulated construction
- ✔ Compatible with fans, filters, and silencers
- ✔ Ideal for grow tents and grow room extraction systems
Growth Technology Liquid Silicon Plant Additive
Price range: £5.00 through £12.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Growth Technology Liquid Silicon is a plant-strengthening additive designed for use in hydroponic systems, coco and soil. It helps support stronger cell walls, healthier growth and improved resilience throughout both vegetative and flowering stages, with sizes available in 250ml, 1L and 5L.
- ✔ Helps strengthen plant cell walls for sturdier growth
- ✔ Supports nutrient uptake and transport through the plant
- ✔ Encourages darker green foliage through improved chlorophyll production
- ✔ Suitable for use in all growing media and hydroponic techniques
- ✔ Can be used from established vegetative growth through to flowering
- ✔ Available size options: 250ml, 1L and 5L
Plant Magic Plus Evolution Foliar Spray
Price range: £20.00 through £55.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
EVOLUTION will significantly speed up vegetative stages and gears the plant ready for
forming bountiful fruits and flowers, this is due predominantly to the sheer amount of new
growth that forms and the number of healthy new shoots.
Benefits of Evolution
EVOLUTION has an abundance of benefits for your plants; improved photosynthesis leading to rapid vertical growth, healthier plants, more fruit sets (leading to better yields) and an improved root structure is just a fraction that can be achieved using this unique formula.
- Vigorous Vertical Growth
- New Healthy Shoots
- Larger Plants, Larger Yields
EVOLUTION is a complex containing a vast range of bio stimulants, natural plant hormones, Polysaccharide sugars, a wealth of vitamins, trace elements, amino acids and of course humic and fulvic acids.
EVOLUTION can be used in ANY method of growing.
NB: Evolution is ready to use. No dilution required.
Superthrive Vitamin and Hormone Plant Additive
Price range: £15.00 through £249.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Superthrive is a well-known vitamin and hormone plant additive designed to support healthier growth, help plants recover from stress and provide a useful boost across a wide range of growing situations.
- ✔ Concentrated liquid formula that goes a long way
- ✔ Ideal as a plant pick me up during periods of stress or transplanting
- ✔ Suitable for house plants, vegetables, trees and flowers
- ✔ Can be used to support both vegetative growth and flowering programmes
- ✔ Available in 120ml, 480ml, 960ml, 3.8l and 9.5l sizes
- ✔ Popular plant health additive for routine care and recovery support
GHE Ripen Late Flowering Forcing Solution
Price range: £6.50 through £29.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
GHE Ripen is a late flowering forcing solution designed to support the final stage of plant development, helping encourage faster ripening, improved flower development and a cleaner finish before harvest.
- ✔ Late flowering nutrient designed to help plants finish their cycle
- ✔ Encourages plants to focus energy on final ripening and flower development
- ✔ Supplies mineral salts in a form that is easy for plants to assimilate
- ✔ Helps plants metabolise residual nitrates and microelements for a cleaner end result
- ✔ Useful when crops need help reaching maturity more quickly at the end of flowering
- ✔ Available in 500ml, 1l and 5l sizes to suit small and large grow set-ups
House and Garden Amino Treatment Growth Booster
Price range: £35.00 through £80.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
House and Garden Amino Treatment is a plant growth and flowering booster designed to support stronger development through both vegetative growth and bloom. Used alongside a regular feeding programme, it helps growers encourage healthier foliage, stem strength, root activity and improved fruit quality, with 250ml and 1L bottle options available.
- ✔ Supports vigorous plant growth and productive flowering
- ✔ Helps promote balanced foliage distribution and stronger plant structure
- ✔ Encourages active photosynthesis and improved stem development
- ✔ Supports healthy root activity during key growth stages
- ✔ Aims to assist fruit production and sugar development
- ✔ Available in 250ml and 1L bottle sizes to suit different grow setups
House and Garden Roots Excelurator Root Stimulator
Price range: £39.00 through £69.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
House and Garden Roots Excelurator is a powerful root stimulator designed to support fast root development, improve the root environment and help plants maintain healthy white roots in a wide range of growing systems.
- ✔ Encourages rapid root mass development during early and active growth
- ✔ Helps maintain a healthier rhizosphere around the root zone
- ✔ Forms a protective film around roots while still allowing nutrient uptake
- ✔ Useful for supporting plants affected by stressed or discoloured roots
- ✔ Suitable for growers looking to improve root establishment in the growing medium
- ✔ Available in 250ml, 500ml and 1L sizes to suit different garden and grow room needs
Budlink Silicon Supplement for Plant Growth | 1L and 5L
Price range: £20.00 through £59.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
BudLink is a highly soluble silica-based nutrient supplement designed to support stronger plant development, better nutrient uptake and improved crop structure throughout both vegetative growth and flowering. Available in 1L and 5L sizes, it is a practical addition to a wide range of feeding programmes.
- ✔ Highly soluble source of silicon for routine nutrient programmes
- ✔ Helps support stronger plant structure and improved cell development
- ✔ Assists more efficient uptake of nutrients
- ✔ Helps reduce moisture loss during active growth
- ✔ Supports plant resilience and natural defence response
- ✔ Available in 1L and 5L options to suit different grow sizes
Advanced Nutrients Big Bud Flowering Enhancer
Price range: £37.50 through £275.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Advanced Nutrients Big Bud is a popular flowering enhancer designed for use during the middle stages of bloom, helping growers support plants during peak flower development. Available in 1L, 4L and 10L sizes, it is suitable for growers who need a reliable bloom booster for small or larger feed programmes.
- ✔ Popular flowering enhancer for the middle stage of bloom
- ✔ Recommended application rate of 2ml per litre
- ✔ Designed to complement a wider flowering feed programme
- ✔ Suitable for growers looking to support bloom development
- ✔ Available in 1L, 4L and 10L options
- ✔ Ideal for use within hydroponic and horticultural nutrient schedules
Advanced Nutrients Overdrive Flowering Enhancer
Price range: £37.50 through £275.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Advanced Nutrients Overdrive is a late-flowering enhancer designed to be used during the final stage of bloom as part of your existing nutrient schedule. Available in 1L, 4L and 10L sizes, it is a practical choice for growers wanting a straightforward end-of-bloom additive for hydroponic and general horticultural feeding programmes.
- ✔ Flowering enhancer for the final stages of bloom
- ✔ Recommended application rate of 2ml per litre
- ✔ Designed to work alongside your core bloom nutrient schedule
- ✔ Suitable for hydroponic and general indoor horticultural use
- ✔ Available in 1L, 4L and 10L bottle options
- ✔ Useful for growers following a structured late-bloom feeding programme
Atami B’Cuzz Root Stimulator Root Additive
Price range: £14.50 through £44.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
Atami B'Cuzz Root Stimulator is a root development additive designed to support strong early root growth, improve nutrient and water uptake, and help maintain a healthier root zone during the first stage of plant development.
- ✔ Encourages strong root growth in the early stage of development
- ✔ Supports efficient uptake of water, nutrient salts and sugars
- ✔ Helps reduce the chances of common root zone problems such as root rot and Fusarium
- ✔ Intended for daily use during the first week
- ✔ Simple dosage rate of 1ml per litre of water
- ✔ Available in 250ml, 500ml and 1L sizes
BioBizz Bio-Bloom Organic Flowering Fertiliser
Price range: £9.50 through £36.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
BioBizz Bio-Bloom is a complete liquid organic flowering fertiliser designed to support strong flowering and fruiting from the start of bloom through to the end of production. Suitable for soil, soilless mixes and fortified coco, it is available in 500ml, 1L and 5L sizes.
- ✔ Complete liquid organic fertiliser for flowering and fruiting plants
- ✔ Contains nitrogen, phosphorus and potassium for bloom-stage feeding
- ✔ Includes trace elements and vegetable-origin hormones
- ✔ Formulated with enzymes and amino acids to work with the root zone
- ✔ Suitable for use in soil, soilless media and fortified coco
- ✔ Available in 500ml, 1L and 5L bottle sizes
BioBizz Bio-Grow Organic Liquid Growth Fertiliser
Price range: £9.00 through £30.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
BioBizz Bio-Grow is an organic liquid growth fertiliser designed for use in most soils and substrate mixes, helping support vigorous vegetative growth while encouraging healthy microbial activity in the root zone.
- ✔ Growth liquid fertiliser for soil and substrate mixtures
- ✔ Made with 100% Dutch organic sugar beet extract, commonly known as molasses
- ✔ Helps activate beneficial bacterial flora and soil micro activity
- ✔ Contains 70 trace elements plus vitamins B1, B2, C and E
- ✔ Suitable from the first leaves through to the fruiting and flowering stage
- ✔ Available in 500ml, 1L and 5L sizes
Essentials PLUS Fulvic Plant Growth Supplement
£25.00 incl. Vat
Essentials PLUS Fulvic is a fulvic acid plant growth supplement designed to support nutrient uptake and transport throughout the full plant life cycle. Suitable for regular feeding programmes and foliar use, it helps plants make better use of other nutrients and additives.
- ✔ Contains fulvic acids derived from organic matter in soil
- ✔ Helps enhance nutrient uptake and internal nutrient transport
- ✔ Designed for use throughout the plant life cycle
- ✔ Supports the effectiveness of other nutrients and additives
- ✔ Can be applied as part of a regular feed routine or as a foliar spray
- ✔ Available in 250ml and 1L sizes
VitaLink PlantStart Propagation Nutrient
Price range: £5.00 through £12.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
VitaLink PlantStart is a propagation nutrient designed to support seedlings and rooted cuttings during the earliest stage of growth, helping encourage strong roots and healthier establishment from the start.
- ✔ Developed for seedlings, cuttings and early propagation
- ✔ Promotes fast and healthy root development
- ✔ Contains a key boron and calcium ratio for early growth support
- ✔ Helps reduce standard rooting times during propagation
- ✔ Supports stronger resistance to infection and disease pressure
- ✔ Available in 250ml and 1L sizes to suit small or larger propagation setups
VitaLink Buddy PK Additive for Flowering Plants
Price range: £6.00 through £48.00 incl. Vat
Select options
This product has multiple variants. The options may be chosen on the product page
VitaLink Buddy is a PK additive formulated to support flowering and fruiting plants with added potassium, phosphorus, magnesium and sulphur. Designed for use from bloom week 3 to week 8, it helps support plant quality and strong flower and fruit development, with sizes available in 250ml, 1L and 5L.
- ✔ PK additive rich in potassium and phosphorus
- ✔ Includes added magnesium and sulphur for balanced flowering support
- ✔ Helps support flower and fruit quality during the bloom stage
- ✔ Low concentrated formula suitable for use over a longer flowering period
- ✔ Recommended from bloom week 3 until bloom week 8
- ✔ Dosage rate of 1ml per 1L
- ✔ Available in 250ml, 1L and 5L bottles
