Native to Canada and much of the U.S. The multitudes of tiny blue flowers make this a very attractive addition to the garden; it is a popular element in wildflower seed mixes. An extract of the dried leaves has been used as a tonic, emetic, and expectorant. It has been used to treat tension, depression, and hysteria. The Iroquois used a cold infusion of smashed leaves to make obnoxious people leave. There really is an herb for everything! Good butterfly plant. Packet(Standard) $3.50; 1/8 oz: $5.00; 1/4 oz: $9.50; 1/2 oz: $18.00; 1 oz: $34.00 - 62,000 seeds/oz