Plant Health Care plc, together with its subsidiaries, provides agricultural biological products and technology solutions in the United Kingdom, the United States, Mexico, Spain, and Brazil. It operates through Commercial – Americas; Commercial – Mexico; Commercial – Rest of World; and Plant Response Elicitor Technology (PREtec) segments. The company offers Harpin aß, a recombinant protein, which acts as a biostimulant to enhance the quality, nutrient use, tolerance to abiotic stress, and yield quality of crops; Saori, a vaccine for plants that promotes healthy growth of soybeans and helps them fight disease; and Obrana, a foliar product to help growers control a range of fungal and bacterial plant pathogens within fruits, nuts, vegetables, and row crops. It also distributes third-party biological products; and conducts research and development activities related to the company's PREtec platform. Plant Health Care plc was founded in 1995 and is headquartered in Holly Springs, North Carolina.