Galanthus have now been lost, and others not seen by the authors). They differ particularly in the size, shape, and markings of the flower, the period of flowering, and other characteristics, mainly of interest to the keen (even fanatical) snowdrop collectors, known as "galanthophiles", who hold meetings where the scarcer cultivars change hands. Double-flowered cultivars and forms, such as the extremely common "Galanthus nivalis" f. "pleniflorus" 'Flore Pleno', may be less attractive to some people, but they can have greater visual impact in a garden setting. Many hybrids have also occurred in cultivation. In the UK these species: and these cultivars:
San Francisco Flower & Garden Show Center in 2017. San Francisco Flower & Garden Show The San Francisco Flower & Garden Show is an annual public show serving the northern California, USA region. Attendance ranges from 25,000 - 30,000. The show is five days long, running Wednesday through Sunday, and is typically held in March. The show consists of three main components: approximately 15 display gardens ranging from 500 to 1,500 sq. ft. in size, educational displays, vendors promoting and selling garden-related products, and free seminars. Seminar speakers include garden and design experts from the U.S. West Coast. Two large flower shows that preceded the San