· many plants have underground storage organs often referred to as bulbs. Tubers (dahlias and some begonias) are underground roots with fleshy, food-storing parts that resemble tubers. Learn the difference between bulbs , rhizomes , tubers , and corms now. Plant dahlia bulbs for bold touch of colors or lilies that bloom for years to come. · like bulbs , they have a basal plate at the bottom and a dry papery tunic. Gardening enthusiasts often come across terms like bulbs , corms, tubers , and rhizomes. This is how they are different, with examples of each. Rhizomes (irises) are bulb -like power packs that grow along the soil surface. However, unlike bulbs , corms do not store their energy in leaves but in the stem tissue itself. Summer-blooming varieties of flower bulbs & perennials to choose from. Understanding the differences can be key to successful planting and maintenance. · distinguish between bulbs , corms, tubers , and rhizomes. Examples, care, and planting tips for spectacular flowers. Largest seed selection · great customer service · 100% non-gmo seeds · 100% pure always · what is the difference between corms, bulbs , tubers , and rhizomes ? These underground plant structures may look similar but function differently and possess unique characteristics.