| 21st Century Garden | Unit A6,Bounds Green Industrial Estate,Ringway, London, N11 2UD | 0208 361 4659 | webmaster@21stcenturygarden.co.uk |
| 3 Counties Hydroponics | Unit 11, Olds Close, Olds Approach, Watford, Herts, WD18 9RU | 01923 774 486 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | Unit 12, Yew Tree Ind Est, Mill Hall, Aylesford, Maidstone ME20 7ET | 01622 790 456 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | Unit 9 Galley Hill Yard, Waltham Abbey, Essex, EN9 2AG | 01992 652301 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | Unit 13, Chiltern Business Centre, Cowley, Oxford, OX4 6NG | 01865 771747 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | Unit 10 Woodley Yard, Chertsey Bridge Road, Chertsey, Surrey, KT16 8LF | 01932 562174 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | Unit 7 City Business Park, Marshwood Close, Canterbury, Kent, CT1 1DX | 01227 766 113 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | The Lodge, 113 Invicta Road, Dartford, Kent, DA2 6AY | 01322 273444 | 3CH@3countieshydroponics.co.uk |
| 3 Counties Hydroponics | Unit 52, Robert Cort Industrial Estate, Britten Road, Reading, Berkshire, RG2 0AU | 01189 874758 | 3CH@3countieshydroponics.co.uk |
| Abergreen Horticulture Ltd | Arch 8, Palmerston Road, Aberdeen, AB11 5RE | 01224 574737 | info@abergreen.co.uk |
| Acorn Horticulture | 65 Deep Lane, Sheffield, S5 0DU | 0114 2458581 | sales@acornhorticulture.com |
| Addloes Hydroponics | Bournemouth, Dorset | | |
| Alternative Gardening Supplies | Unit 79 Albion Road, Carlton Industrial Estate, Carlton, Barnsley, S71 3HW | 01226 700200 | sales@agsbarnsley.com |
| Aquaculture (Barnsley) | Unit 79 Albion Road, Carlton Industrial Estate, Barnsley, S.Yorks, S71 3HW | 0845 130 2878 | sales@aquacult.com |
| Aquaculture (Sheffield) | Unit 3 Parkway One, Parkway Drive, Sheffield, South Yorkshire, S9 4WU | 0845 130 2878 | sales@aquacult.com |
| A-Zee Hydroponica | Unit B2, Suttons Business Park, Rainham, Essex | 01708 551199 | |
| Belfast Indoor Gardening | The Big Shop, 22 Church Lane, Belfast, BT1 4QN | 02890 232 113 | |
| BG Lamps | Cornwall | | |
| Blinding Lights | Great Yarmouth | | |
| Branching Out | Unit E The Old Brewery, Durnford Street, Bristol, BS3 2AW | 01179 666 996 | info@hydroponics-online.co.uk |
| Bright Green | 60 Princes Avenue, Hull, HU5 3QG | 01482 341 925 | brightgreenhydroponics@hotmail.com |
| Chrissie's Garden Ltd. | Unit 33 Portsmouth Enterprise Centre, Quartremaine Road, Portsmouth, PO3 5QT | 02392 667887 | chrissiesgarden@btconnect.com |
| Clevergreen | 37 Park St, Wellington, Telford, Shropshire, TF1 3AE | 01952 250 522 | sales@clevergreen.co.uk |
| Discount Hydroponics | Hastings Sussex | | |
| Doctor Greens | Unit 4 A2 Business Development Centre, Stafford Park 4, Telford, TF3 3BA | 01952 238226 | gavin@drgreens.co.uk |
| Elements Hydroponics | 44 Auster Road, North Yorkshire, YO30 4XA, York | 01904 479 979 | info@elementshydroponics.com |
| Esoteric Hydroponics | Guildford Surrey | | |
| Essex Hydroponics | Bell House Farm, Church Road, Stanway, Colchester, Essex, CO3 8LS | 01206 211 864 | customerservice@essexhydroponics.com |
| Future Garden Hydroponics | Unit 6 The Acorn Centre, Roebuck Rd, Hainault Ind. Est.,Ilford, Essex, IG6 3TU | 0208 502 77 22 | futuregardenltd@aol.com |
| Future Grow | Unit 3 Trading Estate, Hone Stone Road, Bideford, Devon, EX39 2DJ | | |
| GavsGrow | 378 Great Northern Road, Aberdeen, Scotland, AB24 2AX | 01224 492902 | gavin@gavsgrow.com |
| Geezzaa Growlights | 342 High Street, Aldershot, Hampshire, GU12 4LU | 01252 319 129 | geezzaa@geezzaa.com |
| Great Stuff Hydroponics | Middlesborough | 01642 224544 | info@hydroponics-hydroponics.com |
| Green Spirit Hydroponics | 8 -10 Stanley Street, Sheffield, S3 8HJ | 01142 75 33 53 | info@greenspirit-hydroponics.com |
| Greenfinger Hydroponics | Surrey & London | | |
| Greens | Bristol | | |
| GreenSea | Unit 1G Gregory Road, Mildenhall, Suffolk, IP28 7DF | 01638 715350 | info@greensea.biz |
| GreenThings Hydroponics | Cornwall | 01209-611870 | info@greenthings.co.uk |
| Grotec Hydroponics | 393 Manchester Rd., Rochdale, OL11 3PG | 01706 750293 | info@grotec.co.uk |
| Grow Right Systems | Liverpool | 0151 2565255 | |
| Growing Life | 6 Newington Green Road London, N1 4RX | 0207 0339 541 | growinfurniture@hotmail.com |
| Growrooms Ltd | Unit 3, Penrheol Industrial Park, Talsarn, Ceredigion, SA48 8QA | 01570 471184 | HydroponicUK@aol.com |
| Growth Technology | Taunton, Somerset | | |
| Happy Gardens | Unit 9 Kelham Street, Kelham Bank Industrial Estate, Balby Bridge, Doncaster, DN1 3RE | 01302 761 386 | |
| Headgardener | Manchester | | |
| Hemel Hydroponics | Unit 26b2 Bourne End Mills Industiral Estate, Hemel Hempstead, Herts, HP1 2RN | 0845 5195 188 | sales@hemel-hydro.co.uk |
| Herts Hydro | Unit 3, Parkside Business Centre, Plumpton Road, Hoddesdon, Herts EN11 0ES | 01992 441 144 | info@hertshydro.co.uk |
| HFM Hydroponics | Cannock Staffordshire | 01543 500800 | |
| HI9THC Ltd | Unit 3, Rope Walk, Coach Road, Whitehaven, Cumbria, CA28 7TE | 07821 914 646 | info@hi9thc.com |
| Holland Hydroponics | Manchester | | |
| Home Irrigation Hydroponics | Huntingdon, Cambridgeshire | 01487 823 363 | sales@hihydroponics.com |
| Hydra Hydroponics | 41 Tower St., Edinburgh, EH6 7BN | 0131 561 1332 | info@hydra420.co.uk |
| Hydro Hobby | Coventry, West Midlands | | |
| Hydro Station | Unit 10 Hillfoot Industrial Estate, Sheffield, S3 8AB | 0114 2491636 | info@hydrostationltd.co.uk |
| Hydroglo | The Top Store, South Road Tower Hamlet, Dover, Kent, CT17 0HB | 01304 203199 | hydroglo@btconnect.com |
| Hydroponica | Wakefield, West Yorks | | |
| Hydrosense | Newport, Isle of Wight | | |
| Indoor Grow | 117 Southgate Road, Potters Bar, Herts, EN6 5ES | 07703 703 703 | info@indoorgrow.co.uk |
| Kingdom Hydroponics | Kirkaldy Fife Scotland | 01592 655 611 | |
| KitBag | Nuneaton, Warwicksire | 02476 641 033 | |
| Lancaster Hydroponics | Unit 17a Lansil Ind. Est.,Lansil Walk, Caton Rd., Lancaster, LA1 3PQ | 07961 279 279 | info@lancasterhydroponics.co.uk |
| Makes Sense | The Annexe, Rear of 20 Barden Road, Tonbridge, Kent, TN9 1TX. | 01732 507 201 | john@makessensegrowshop.co.uk |
| Manchester Hydroponics | Newton Heath, Manchester | | |
| Natural | 1-3 Brookfields, Mill Road, Cambridge, CB1 3NW | 01223 244 704 | swompdonkey@yahoo.com |
| New Age 1812 | Bradford, Yorkshire | | |
| New Age Hydroponics | Blackburn Lancashire | 01254 661177 | |
| New Leaf Hydroponics | 1 Horsewater Wynd, Hawkhill, Dundee, DD1 5DU | 01382 202 556 | Admin@newleafhydroponics.co.uk |
| Norfolk Lights | Unit 2, Guardian Road, NORWICH, Norfolk, NR5 8PF | 01603 666199 | sales@norfolklights.com |
| North Wales Hydroponics | Units 11-12 Tir lLwyd Industrial Estate, Kinmel Bay, Conway, LL18 5JA | 01745 350777 | info@north-wales-hydroponics.co.uk |
| One Stop Grow Shop | Stoke on Trent | 01782 212 000 | info@onestopgrowshop.co.uk |
| Orcadia One | 11 Warley Hill, Brentwood, Essex, CM14 5HJ | 0207 193 77 44 | william@orcadiaone.com |
| Plantasia | Brill View Farm, Ludgershall Road, Piddington, Bicester, Oxfordshire, OX25 1PU | 08707 555225 | info@plantasia.co.uk |
| Plantkeeper | Unit N Watford Business Centre, 15-23 Greenhill Cresent, Watford, WD18 8PH | 01923 630 747 | plantkeeper@gmail.com |
| Progrow | 5 Westwood Units, Alphinbrook Rd, Marsh Barton Industrial Estate, Exeter, Devon, EX2 8QF | 01392 276 998 | info@progrow.co.uk |
| R & B Hydroponics | 78 Durban Road, Grimsby, DN32 2BA | 01472 241114 | rnbhydroponics@hotmail.co.uk |
| Recon Electrical | Chesterfield, Debryshire | 01246 45 55 65 | sales@reconelectrical.co.uk |
| Rootzone | Staines Middlesex | | |
| Sea Of Green | 25 Eastcott Hill, Swindon, Wiltshire, SN1 3JG | 01793 617 046 | craig@seaofgreen.co.uk |
| Secret Garden Fife | 6 Huntsmans Court, Cadham, Glenrothes, KY7 6SX | 01592 749239 | craig@secretgardenfife.co.uk |
| Secret Gardens | Grimsby | 01472 242454 | |
| Shamanic | 210-212 High Street, Perth, PH1 5PA | 01738 633111 | greg@shamanic-shop.co.uk |
| Somerset Hydroponics | Unit 14 Small Bus. Centre, Memorial Road, Houndstone Bus.Park, Yeovil, Somerset, BA22 8WA | 01935 420720 | sales@somhydro.co.uk |
| South Coast Hydroponics | Horndean, Hants | 02392 598 853 | info@southcoasthydroponics.co.uk |
| Southern Lights | Folkstone | | |
| Super Sonic | The Workshop, 3 Hickleton St,Denaby Main, Doncaster, DN12 4BA | 01709 865 550 | |
| The Inner Garden | 14 Cornishway West, Galmington Trading Estate, Taunton, Somerset, TA1 5NA | 01823 274791 | sales@theinnergarden.co.uk |
| The Online Electrical Wholesaler | 37 Moorlands Business Centre, Balme Road, Cleckheaton, West Yorkshire, BD19 4EZ | 01274 865985 | info@theonlineelectricalwholesaler.com |
| Urban Garden (Sheffield) | Unit 40, Century St.Ind.Est., Clements Street, Sheffield, S9 5DX | 0114 2443 447 | info@urban-garden.co.uk |
| Water Culture Hydroponics | Unit 38, South Ribble Ent Park, Grove Road, Preston,PR5 4AJ | 01772 562648 | w.c.h.sales@btconnect.com |