You pick the quantity. 5, 10, or 20 Healthy Purple Shamrock Bulbs of oxalis triangularis Shamrock. Grow Indoors or Outdoors Good Luck, Shamrocks are known universally as a good luck plant, brings fortune and wealth. Made in USA> Buy with confidence from CZ Grain. You get authentic Iron Cross Shamrock Bulbs shipped from Iowa. Satisfaction Guaranteed. All Natural Soil Like CZ Grain Soil, or Fox Farms Ocean Forest Soil is very good soil! Growing Instructions Included. Enjoy this tree and enjoy this day!