They are supposed to multiply fairly rapidly — you plant them in clumps, and then they throw off offsets from the mother plant. I figure if I add another clump of ten every year for the next ten years, eventually, there will be lots. They look so bright and cheery against the soil and the early grass; they just glow.
You need to buy bulbs wholesale. https://www.colorblends.com/Wholesale-Flowerbulbs/Specialty-Bulbs/Snowdrops#.Wu_Cd1QpChA
I probably do!