Premier Tech Horticulture
Premier Tech - Horticulture Division. 95 + year old company, based in Riviere du Loup, Quebec, CANADA. Pro-Mix brand name (50 years on market), recognized leader in horticulture substrates/growing media. And, Active Ingredients (bio-fungicides and mycorrhizal inoculants). PTH is the world's largest producer of arbuscular mycorrhizae (glomus intrardices). Focused on helping Growers achieve superior results.