• Mantel Holland Exporter of prepacked flowerbulbs to wholesalers, specializing in brand-based consumer packagings.

• McClure & Zimmerman Offering tulips, daffodils, and fall flowering bulbs.

• Messelaar Bulb Offering bulbs imported from Holland.

• Noweta Gardens Offering a selection of gladiolus flower bulbs.

• Old House Gardens Heirloom Bulbs Features a selection of nursery-propagated heirloom and rare bulbs, including hyacinths, lilies, tulips, daffodils, crocuses, and more.

• Schipper & Co Offering a wide variety of tulips, bulbs, flowers, crocus, daffodils, and garden supplies through its Colorblends wholesale catalog.

• TulipWorld Offering both a catalog of bulbs as well as a searchable directory. Also includes sample gardens and ideas.

• Van Bourgondien Bros Offering Dutch bulbs.

• Wooden Shoe Bulb Company Offering tulips, daffodils, cut flowers and more.