An epsom salt mix can make a great fertilizer for tomatoes. Learn how to use an epsom salt mix as fertilizer with help from a garden teacher and expert in this free video clip. Expert: Jessica Craven Bio: Jessica Craven has extensive experience working with school gardens, horticultural therapy gardens (for physically and developmentally disabled adults), as well as serving as a garden teacher. Filmmaker: Alfredo Rodriguez Series Description: A tomato garden can be both a fun and ultimately rewarding addition to hour home. Find out about tomato gardening with help from a garden teacher and expert in this free video series.