By working in a series of positions with increasing responsibilities, the owner of stonegate gardens has built her interest in flowers and plants into

The answer to the blank part of the question is career. A career is an occupation that a person has in his or her life and it has progressed since its start.

From the question, it is clear that the owner of Stonegate Gardens seems to have built her interest into flowers as something more than just an occupation – it has become her career.

answermarket demand;