| 3R Lighting Company: Hydroponic, bioponic, indoor gardening equipment, grow lights, nutrients, and systems. |
| 4 Ever Sun: Manufacturer of indoor hydroponic self contained grow boxes and accessories. |
| ACI Hydroponics: Complete line of grow lights (HID), light movers, and hydroponic garden equipment. |
| Alabama Hydroponics: Choose from a select group of Hydroponic items at reasonable prices. Home of the Hydroponic Tomato Challenge. |
| All American Hydroponics: HID grow lights hydroponic systems, pH and conductivity products, and plant food (nutrients) made with an American pride. |
| American Agriculture: Includes lighting systems, supplies, tools and books. |
| American Agritech: Manufacturers products for the hydroponic industry. Hydroponics is the method of growing plants without soil |
| Aquamist Hydroponics Products: Great source for hydroponic/aeroponics supplies. Knowledgeable and helpful staff. Palo Alto, CA. |
| Atlantis Hydroponics: Suppliers of hydroponic equipment, nutrients, hormones, complete hydro and lighting systems. Also has stores in Georgia, USA. |
| Bare Roots Hydro: Hydroponic and organic gardening supplies such as fertilizers, nutrients, and climate controls equipment. |
| Be Well Hydroponics: Offers full range and contact details for shop in Charlotte, North Carolina. |
| Best Grow Lights: Offering grow light systems, components, lamps and accessories. |
| Better Than Nature: Indoor gardening products and systems. PH, TDS, temperature monitoring systems for commercial gardening, aeroponic and hydroponic garden greenhouses. |
| BG Hydro: Offer a large selection of indoor hydroponics supplies and systems. |
| Big Blue Air Products: Manufacturer of odor control products for indoor gardens and their ventilation systems. |
| Bustan Urban Gardening Essentials: Includes propagation supplies, grow mediums, soil amendments, nutrients and supplements, horticultural lighting, tools and accessories, books, containers, seeds, bulbs, and exotic plants. |
| Cheap Hydroponics: Offers full range of products such as hydroponic systems, grow lights, nutrients, and accessories. |
| Club Hydro: Sells a variety of outdoor and indoor gardening equipment. |
| CropKing: Offers controlled environment growing systems and technology for specialty crops including hydroponic vegetables, aquaculture and exotic mushrooms. |
| Discount Garden Supply: Hydroponic equipment, lights, fans, and fertilizers. Spokane, Washington |
| Discount Hydroponics: Sells grow lights, nutrients, systems, pest control, blowers and hydroponic accessories. |
| Everybody's Garden Center: Sells a wide variety of products which include natural pest and climate control, gardening tools, greenhouse lighting, and soils. Portland, OR |
| EzGro: Vertical garden system. Information and contact details. |
| EzHydroKit.: Offers easy-to-use complete hydroponic systems, including nutrients, pH kits, and an Ez-grow guide. |
| Foothill Hydroponics: Everything you need to grow plants indoors, hydroponic systems, nutrient, rockwool, perlite, pumps, and trays. Free expert advice. |
| Full Bloom Hydroponics: Distributor and outlet store of hydroponic supplies. |
| FutureGarden: Features a complete line of grow lights, hydroponic gardens and growing supplies. |
| Garden Indoors: Specializing in year round gardening. Offering grow lights, and hydroponics equipment. |
| Granite Hydroponics: Hydroponic systems and supplies. Ordering information, monthly specials, aeroponic and hydroponic kits. |
| Green Fortune: Suppliers of Streamgarden systems. |
| GreenCoast Hydroponics: Offers grow lights, systems, and environmental controllers. Includes a library of indoor growing information. |
| Greenfields Hydroponics: Products include complete grow kits, lights, books, growing media and nutrients, ventilation and odor control supplies. |
| Greenfire Gardening Supplies: Hydroponic and organic gardeners' supplies for both commercial growers and hobbyists. |
| Greenstream Hydroponics: Offers kits and systems of various sizes, grow lights, nutrients, organics, and related tools. |
| Grow Light Source: Indoor supplies such as systems and parts, propagation and cloning items. |
| Grow-Light: Hydroponic grow lights, mylar, timers, bulbs lamps, nutrients, ventilation, hydroponic systems, and odor control. |
| Growco Indoor Gardening: Hydroponic and intense lighting systems plus grow room supplies and nutrients. |
| GrowroomsUK: Hydroponic suppliers with a range of products, including equipment, growing media, supplies, and lighting. In the United Kingdom. |
| GSS Hydroponics: Manufacturer and retailer of hydroponic units |
| GTG Hydroponics: Provides a wide variety of indoor gardening supplies, grow lights, organic fertilizers, as well as advanced climate and carbon dioxide controllers. Online forum and FAQ. |
| Harry's Garden Center: Indoor gardening and hydroponic supplies store featuring lighting nutrients growing systems, books and magazines, cloning and propagation supplies, environmental controls, Co2 emitters, and rockwool. Warren, Michigan. |
| Harvest Moon Hydroponics: Supplies for hydroponics. Greenhouses, artificial lighting and new plant varieties. |
| Hempstead Hydroponics: Equipment supplier in north London, UK. Product catalogue and contact details. |
| Home Harvest Garden Supply: Hydroponic, organic, hobby greenhouse, container and indoor garden supplies. Product information and researched links directory. |
| Home Hydroponics Systems: Non-circulating types that uses no outside energy or electrical sources to circulate the nutrified water in which the plants grow. |
| Homegrown Hydroponics: Offers gardens, lighting, nutrient, propagation, growing media, aeration, garden care, pest controls, and books. Alberta, Manitoba, Ontario & Nova Scotia |
| Horizen Hydroponics: Offering grow lights, organic fertilizers, soil amendments, and environmental controls. Includes used equipment. |
| Hydro Depot: Offers wide range of items such as equipment, indoor gardening supplies, and accessories. |
| Hydro Wholesale: Sells wide selection of products such as irrigation supplies, books and magazines and testing equipment. |
| Hydroasis: Full-service hydroponic and organic gardening store. Indoor lighting, many hydroponic systems, nutrients and organics. Culver City, CA. |
| Hydroempire: Equipment and supplies such as complete range of lighting systems, atmosphere control, trays and reservoirs and general products. |
| Hydroponic Center Guy Dionne: Offers a complete line of professional quality hydroponic and aeroponic materials, greenhouse management equipment, lighting systems, growing mediums, and fertilizers. Quebec Canada. |
| Hydroponic Equipment: Online catalog includes everything from aeroponics to TDS testing. Hydroponic growing systems, lighting, organic fertilizers, rockwool, books and accessories. |
| Hydroponic Garden Supplies: A full line of hydroponic supplies. Complete systems to get you started and the nutrients and rockwool to maintain your exisiting system. |
| Hydroponic Gardens and Supply: Offering complete kits, systems, and components. Contact details for stores in Delaware and Pennsylvania. |
| Hydroponic Vegetable Gardening: Offer various products as well as literature and a newsletter. |
| Hydroponics Garden: Hydroponics, organic and eco-friendly products. Enjoy full spectrum Grow lighting and supplies for your year round indoor garden. Minneapolis, MN. |
| Hydroponics-hydroponics: Offers various products such as lighting systems, equipment, stimulants and accessories. UK and Ireland. |
| IGS Hydroponics Supplies: Offers lighting systems, greenhouses, nutrients, propagation needs, and other accessories and supplies. |
| Interior Gardens: Enjoy full spectrum grow lights and supplies for a year round indoor flower, fruit and vegetable garden. Also hydroponics supplies. |
| Interior Water Gardens: A Hydroculture Oasi: Offers kits for growing Orchids in hydroculture and hydroponics. Also supplies, nutrients, culture instructions, and a photo gallery. |
| Just N' Tyme: Indoor gardening supplies and forum. |
| L&M Hydro Shop: Offers a small selection of indoor supplies. |
| LightYears Indoor Garden Supply: HID lights, ventilation systems, hydroponic systems, plant nutrients, and custom-made equipment. Serving all of southern BC and Albetra. |
| Living Tapestries,: Flowers and gardening: landscaping fence is vertical gardening design for small spaces. |
| MondoGrow: Sells a variety of supplies such as plant nutrients, airshades, grow cabinets and clothing. |
| Norfolk Lights & Hydroponics Centre: Specialized in various equipment such as starter kits, lighting and accessories, and nutrient management. |
| Plant Lighting: Hydroponic and organic gardening systems and supplies. Lights, fertilizers, supplements and organic nutrients, grow media, and greenhouse controls for hobby and commercial growers. |
| Progressive Growth Garden Supply & Hydroponics: Hid lighting, hydroponic systems, ph, nutrients, and reflectors. BC,Canada. |
| Pyraponic Industries: Sells the Phototron automated indoor growing system featuring vertical fluorescent lightbulbs, and a range of supplies and parts. |
| Sea Of Green: Hydroponic and horticultural gardening systems and supplies. Ships in USA. |
| Smart Planters: Self-regulating, automatic controlled-watering & nutrient-feeding hydroponics-based planter system. |
| Sunburst Hydroponics: Offering indoor gardening supplies, including growlights, nutrients and equipment. |
| Sunstreamer Grow Light: High intensity fluorescent light for indoor growing, a cool alternative to metal halides and sodium lighting. |
| Supercloset: Sells hydroponic cabinets and systems. |
| Superior Growers Supply: Carries europonic, aeroponic and educational hydroponic products. |
| TCS Hydroponics: Specializes in indoor gardening, with a line of grow lights, hydroponic systems, supplies, organic fertilizer, and natural pest control. |
| Texas Hydroponics: Offers a wide variety of indoor and outdoor gardening equipment, parts, publications and accessories. |
| The Grow Room.: specializing in hydroponics, HID lighting, nutrients, indoor grows systems, environmental controls and greenhouse design. |
| The Hydroponicum: Hydroponics information and online catalog includes starter kits, nutrients and propagation. |
| The Lazy Gardener: Offering various products such as orchid supplies, supplements, pumps and accessories. |
| Thin Air Growing Systems: Manufacture and sell an aeroponics system where the roots never stand in water. |
| Tronix Industries: Automation of the hydroponic greenhouse and growroom using plug n play devices. |
| True Vision Hydroponics: Sells a large assortment of indoor organic products and educational material. |
| Vertical Hydroponic Gardening: Showroom, products, services, and assembly sections. Price lists, library, articles, brochures, manuals, technical papers, related sites, location map, and testimonials. |