Company Tools Locations Team Harrells myHarrells PRODUCTS MARKETS SALES TEAM EDUCATION BLOG CONTACT Get a Head Start with EOP! Our Early Order Program gives you a leg up on next season. Get started early! VIEW DISTRIBUTOR PROGRAMS Previous Next Your Partner for Success Since 1941. Employee-owned since 2016. Thank you for your trust in our products and 440+ employee-owners. We are proud to serve you. View more information About Harrell's including our Core Values video with Jack Harrell, Jr. Golf Customer-specific turfgrass solutions to help our superintendent partners achieve sterling results – year after year. Read more Horticulture Trusted partners to nurserymen and production managers, we’re committed to giving you effective solutions that will produce unparalleled success. Read more Turf & Landscape Creating cost-effective, customized growth and protection programs designed to deliver continuous deep-green, lush results without the guesswork. Read more Sports Turf Delivering field-specific, customized turfgrass solutions optimized for season-long performance of your playing fields. Read more Specialty Ag Your high-value crop deserves a high-quality fertilizer, and you deserve a knowledgeable partner to get you through the growing season. Read more Popular Products Customers just like you use these products the most. Fleet® 100 Fleet® 100 will help reduce soil water repellency and promote water infiltration. Read more 0-0-50 Micro POLYON® SOP 100% PCSOP Micro 50 Lb. POLYON® Controlled-Release Fertilizers, with their trademarked GREEN color, give a professional all the things you want from a fertility program: consistent, predictable feeding that lasts for months with one application. Read more Bio-MAX® 4-0-0 Harrell’s Bio-MAX® 4-0-0 with UMAXX is a professional-use product offering turf managers advanced foliar nutrition. This product contains nitrogen, iron, manganese, and kelp extract as microbe food. Read more Title Phyte®, 0-0-30 Harrell’s MAX® Title Phyte® is a fertilizer treatment for potassium deficiency. This product is intended to be used as a supplement to a well-balanced fertilizer program. It is not intended to be a substitute for sound soil fertilization and conventional cultural practices. Thorough coverage of foliage is necessary for best results. Avoid foliar application under extremes of climate and stress. Read more EarthMAX Organic Harrell’s EarthMAX® Organic Foliar and Soil Additive is intended for use on trees, shrubs, grass, vegetables, flowers, and crops. Applying this product to in-ground and container plants may aid in micronutrient uptake and increase water retention. Read more Upcoming Events 12/1/2021 Northern Turf Virtual Seminar Lakeland, FL 12/1/2021 Weed Man Conference Orlando, FL 12/2/2021 Weed Man Conference Orlando, FL 12/3/2021 Weed Man Conference Orlando, FL 12/6/2021 OTF Columbus, OH 12/7/2021 Green Expo Atlantic City, NJ 12/7/2021 OTF Columbus, OH 12/8/2021 Green Expo Atlantic City, NJ 12/8/2021 OTF Columbus, OH 12/9/2021 Green Expo Atlantic City, NJ Latest Education Introducing myHarrell's 11/19/21 Pond Management 06/22/21 Plant Growth Regulators for Turf and Landscape 06/16/21 Herbicide Handling and Off-Target Management 05/14/21 Harrell's MAX Seaweed A+E 04/15/21 Harrell's Products Providing you a diverse portfolio of products for your specific agronomic needs. 10,203 Happy Customers 445 Employee-Owners 2,254,000 Annual Miles Driven 25 Locations 120 Local Representatives Latest Articles News, Research, and Information from Around the Industry POLYON® - Grapefruit Planting Density Study 2 The study investigated the effects of three planting densities, two Harrell’s controlled release fertilizer (CRF) blends, and four foliar applied micronutrients rates on bearing age (5 to 7-year-old) ‘Ray Ruby’ grapefruit on Kuharske citrange in a split-split-plot design. Read more Be Prepared & Plan Ahead 2022 is coming fast! And if it's anything like 2021, we all need to take a look ahead and make a game plan. Scott Parker has a few ideas and opportunities to help prepare for whatever next year has in store. Check it out Read more POLYON® - Grapefruit Planting Density Study 1 The study investigated the effects of three planting densities and two Harrell’s controlled release fertilizer (CRF) blends on bearing age (4 to 6-year-old) ‘Ray Ruby’ grapefruit on Kuharske citrange in a split-plot design. 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