Horticulture may focus on the study of all types of plants. However, this field of study can also include garden design, arboriculture, and soil management. With this knowledge and understanding, horticulturists may consider going into all kind of careers including marketing, teaching or sales.

A certificate is proof of qualification of a certain set of skills. Students who obtain a certificate have completed educational requirements and tests. Through completion, they become ready to pursue a degree or diploma, or to head into the professional world in their field of expertise.