Company Tools Locations Team Harrells myHarrells PRODUCTS MARKETS SALES TEAM EDUCATION BLOG CONTACT Keep your crops at their best, with expert-led agronomic solutions. Previous Next Your Harrell’s Agricultural Specialists are here to help you grow lush, vibrant, healthy crops. You can count on your year-round agronomic program to maintain the exceptional health and beauty of your plants, with increased yield. Tools You Can Use Providing you peace of mind through agronomic tools and services. Let’s take the guesswork out of your plant health needs. POLYON® Custom-blended POLYON® controlled-release fertilizer solutions that deliver the ideal release rates and nutrients for your unique agronomic needs. Read more POLYGRAPH® Your specific agronomic prescription dialed in with our patented prediction software. Ask about the POLYGRAPH® guarantee. Reduced Applications Save money with reduced applications. Feed your plants all season long with just one application. Not Affected by Moisture POLYON's® proprietary reactive layer coating (RLC) meters out nutrients via temperature-activated diffusion. This means predictable nutrition all year long. New Product Innovations Our on-staff research scientists test and analyze the latest industry-relevant products to make sure you get the best options available myHarrell’s Access to your account information is available 24/7, from your computer, smartphone or tablet. myHarrell’s is available exclusively to registered Harrell’s customers. Go to myHarrell's CustoMix Eliminate the guesswork and get real results! Our industry-leading CustoMix software allows us to build custom fertilizer blends that provide season-long nutrition for your crops. Online CEUs Earn CEU credits anytime, anywhere! Free online CEUs are available exclusively to Harrell’s customers who have a myHarrell's account. Browse courses Upcoming Events From tradeshows to customer lunches and seminars, we are always out and about providing educational opportunities to you. Find Your Sales Representative Please enter your zip code or enable GPS locator Search Popular Specialty Agriculture Products 17-6-12 REG Specifically designed for young tree citrus. This product consistently releases for 10+ months. Read more 12-3-9 REG Another citrus blend developed in cooperation with the Universisty of Florida Citrus and Research Center. Tiger coated minors in addition to Polyon NPK+ minors. 10+ months of release. Read more 16-5-12 REG Blueberry Specifically designed as a Blueberry blend. Lasts up to 4 months and contains the appropriate minor elements for Blueberries. Contains Polyon nitrogen and potash. Read more 15-7-11 REG Blueberry Another blend designed for Blueberries. A shorter term product, 2 months. Also with minors specific to Blueberry production. Contains Polyon nitrogen and potash. Read more 15-6-11 + Micros 10-12 Mo. 10-12 month homogenous NPK and minors Polyon fert. 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 PRODUCTS Adjuvants & Colorants Liquid Foliar Nutritionals Controlled-Release Fertilizer Granular Fertilizer Peat Water Soluble Fertilizer Wetting Agents Plant Protectants Early Order Programs Balanced Approach BASF Bayer Syngenta Nufarm FMC PBI Gordon SePRO Corteva COMPANY Company Philosophy Press Releases Core Values Our Why Four Pillars History Executive Team ESOP Careers Contact Team Harrell's TOOLS Spreader Calculator Foliar Calculator Sales Representatives myHarrell’s Customer Portal Harrell's Credit Application (PDF) Harrell's Credit Application - Spanish (PDF) Client Info Sheet (PDF) LOCATIONS Corporate Office Atlanta, GA Avon Park, FL Birmingham, AL Boston, MA Charlotte, NC Chattanooga, TN Chicago, IL Dallas, TX Denver, CO Detroit, MI Hartford, CT Houston, TX FOLLOW US Indianapolis, IN Lakeland, FL Los Angeles, CA Miami, FL Oklahoma City, OK Palm Springs, CA Philadelphia, PA Phoenix, AZ Pittsburgh, PA San Antonio, TX San Diego, CA San Jose, CA © 2021 - Harrell's LLC