I am propagating my own SA bulb seeds this fall. Could someone suggest the grade or particle size that has worked the best for them? I am having trouble finding "river sand" and the industrial sand comes in different sizes. Thanks, Karla ******************************************** Karla Chandler Curator of Helen Mattin Warm Temperate Pavilion Brooklyn Botanic Garden 1000 Washington Avenue Brooklyn, NY 11225 phone: 718-623-7200 x 6400 fax: 718-622-7847 http://www.bbg.org/ ********************************************