Landscape work is dangerous. In the Southeast, Hispanic workers predominate in landscape industries. The incidence of functional illiteracy in this group of workers is high. A pictorial knowledge-based evaluation instrument was developed to measure the effectiveness of the trainings. No reading skills were required to take the evaluation. The evaluation instrument was not sensitive enough to measure knowledge gain as a result of the training quantitatively but has application as a strong review and discussion tool and could be used for group evaluations to collect qualitative data.