Michigan Bulb Company - Offers trees, shrubs, vines, perennials, bulbs, herbs, fruits, and vegetables. Includes plant selection tools.
-- http://www.michiganbulb.com/   Related: shopping;  

PlantBuzz - Gardener Mark McDonough presents horticultural musings and illustrated plant studies, with particular emphasis on alliums and other bulbs for rock gardens.
-- http://www.plantbuzz.com/   Home: Gardening: Plants  

Light Bulb Place.com - Provides all kinds of light sources, including hard to find items.
-- http://www.lightbulbplace.com/   Business: Construction and Maintenance: Materials and Supplies: Electrical: Lighting: Accessories: Bulbs and Sources  

Harmony Gardens - Tropicals, bulbs and rhizomes, ivy, bougainvillea and accessories are offered.
-- http://harmonygardens.org   Related: shopping;  

Bulb.com - The U.S. Netherlands Flower Bulb Information Center is a source of news, photographs, and technical information on flower bulbs and garden trends.
-- http://www.bulb.com/   Home: Gardening: Plants: Bulbs  

Top Bulb - Hard to find lighting supplies, and replacement bulbs. Also a bulbfinder bulb identification service.
-- http://www.topbulb.com/   Business: Construction and Maintenance: Materials and Supplies: Electrical: Lighting: Accessories: Bulbs and Sources  

Tensor Corporation - Sells desk, table and floor lamps, shades and bulbs as well as floor and desk fans. Provides special offers and contact details.
-- http://www.tensorlamp.com/   Shopping: Home and Garden: Electrical  

Alltvlamps - Replacement lamps and bulbs for home theater DLP and LCD TVs.
-- http://alltvlamps.com   Shopping: Consumer Electronics: Video: Television: Lamps and Bulbs  

Bloomz online - New Zealand floricultural company, specializing in calla lily, sandersonia and other exotic species such as phormium. Primarily orientated to the production of high health tissue culture, bulbs and tubers.
-- http://www.bloomz.co.nz   Business: Agriculture and Forestry: Horticulture: Ornamentals  

R.V. Roger - Includes range of bare root roses and bulbs, including many rare varieties. Autumn and summer bulb lists. Also offers hedging, conifers, seed and fruit in season. Based Yorkshire.
-- http://www.rvroger.co.uk/   Regional: Europe: United Kingdom: Business and Economy: Shopping: Home and Garden: Gardens: Plants  

Plasma Garage - Xenon-plasma HID conversion kits and replacement bulbs for a variety of vehicles.
-- http://www.plasmagarage.com   Shopping: Vehicles: Parts and Accessories: Exterior: Lighting  

International Bulb Society - A non-profit organization dedicated to sharing knowledge, conducting research, and promoting conservation of geophytic plants, most usually known as "bulbs".
-- http://www.bulbsociety.org/   Science: Agriculture: Horticulture  

Kilokat's Antique Light Bulb Site - For collectors seeking information on antique light bulbs and related items including antique radio tube box art.
-- http://www.bulbcollector.com   Recreation: Antiques: Lighting  

Lyco Direct Limited - Specializing in energy lighting solutions, including LED candle bulbs and spotlights, fixtures and fittings.
-- http://www.lyco.co.uk/   Regional: Europe: United Kingdom: Business and Economy: Shopping: Home and Garden: Electrical: Lighting  

International Flower Bulb Centre - A resource for information on flower bulbs, gardening trends, professional cut and pot bulb flower production, cut and potted bulb flowers, and the Dutch flower bulb industry.
-- http://www.bulb.com   Business: Agriculture and Forestry: News and Media  

Bulb Source - Projector bulbs for overhead, LCD, slide, and movie projectors.
-- http://www.bulb-source.com/   Business: Business Services: AudioVisual: Equipment: Repair and Service  

The Bulb Project - Features activities and projects for kids that involve gardening with bulbs, including forcing them in winter and creating a labyrinth garden.
-- http://www.thebulbproject.org   Home: Gardening: Kids Gardening  

All Bulbs and Expendables - Stage, studio, audio visual, bulbs, tape, gel, batteries, and other expendables. Catalog and credit application online.
-- http://www.allbulbs.com/   Business: Arts and Entertainment: Tools and Equipment: Expendables  

Projector Bulb Expert - UK based supplier for projector lamps and projector bulbs.
-- http://www.projectorbulbexpert.co.uk   Shopping: Consumer Electronics: Video: Projector  

Triteleia - Photographs of several species in this genus from the International Bulb Society.
-- http://www.bulbsociety.org/GALLERY_OF_THE_WORLDS_BULBS/GRAPHICS/Triteleia/Triteleialist.shtml   Science: Biology: Flora and Fauna: Plantae: Magnoliophyta: Liliopsida: Alliaceae