ESSENTIAL JOB FUNCTIONS. Perform plant care duties and be able to assist others in learning the proper methods and safety procedures. Spacing plants (evenly separated and properly aligned). Jamming plants (together without damage). Weeding plants (efficiently, completely removing the weed). Fertilizing plants (evenly and uniformly). Staking plants (straight and uniformly). Pruning plants (uniform). Application of granular herbicide to control wee...