Microeconomics is primarily concerned with the factors that affect individual economic choices, the effect of changes in these factors on the individual decision makers, how their choices are coordinated by markets, and how prices and demand are determined in individual markets.
Tansy is a perennial member of the aster family, with serrated, fernlike leaves and flat bright yellow flowers that resemble buttons. Originally native to Europe and Asia, tansy is now widely grown and has a number of traditional medicinal uses, though most modern herbalists warn against its use by laymen.
Performance - Pansy is typically grown as an annual in Kentucky gardens. It is probably best to think of these plants as winter annuals, i.e., planted and flower in the fall, over-winter, flower in the spring, and deteriorate in the summer. Pansies are cool season plants; they prefer the cool weather of fall, winter and spring.