Galanthus nivalis all or most of it. Occasionally plants are found with green markings on the outer surface of the outer tepals. The six long, pointed anthers open by pores or short slits. The ovary is three-celled, ripening into a three-celled capsule. Each whitish seed has a small, fleshy tail (the elaiosome) containing substances attractive to ants which distribute the seeds. The leaves die back a few weeks after the flowers have faded. "G. nivalis" is a cross-pollinating plant, but sometimes self-pollination takes place. It is pollinated by bees. See "Galanthus": Propagation. Snowdrops contain an active substance called galantamine (or galanthamine) which
San Francisco Flower & Garden Show 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 Francisco Flower &