Four Star Greenhouse

Plants, Programs and Products for Horticulture Four Star Greenhouse produces superb young plants and finished crops for the wholesale grower, retail grower, garden retailer and professional landscaper. We are the #1 supplier of PROVEN WINNERS® plants and products worldwide, and are dedicated to providing the best plants, products, programs and services possible. As a founding member of the PROVEN WINNERS® brand, we invest strongly in research and development, and also breed many outstanding PROVEN WINNERS® and PROVEN SELECTIONS® brand plants. We’ve helped develop these plants because we know that growers, retailers and customers will be the most successful with top performing plants. Our PROVEN WINNERS® premium grower and retail programs include: PROVEN WINNERS® branded containers Professional fertilizers and water testing Consumer fertilizers and soil WATERWISE™ Home Irrigation Kits Merchandising