John Blue Company

John Blue Company John Blue Company is celebrating 140 years as a leader in the agricultural and industrial pump market

The John Blue Piston Pump is used for applying precise, metered amounts of liquid fertilizer on planters, grain drills, side-dressing equipment and transplanters. The piston pump accurate distributes product when the crop needs it the most at planting or during various stages of growth. We offer innovative direct hydraulic drive piston pumps for variable rate and sectional shut-off in addition to

our commonly used ground drive units. With our complete line of piston pumps we also offer the John Blue Flow Divider. The flow divider when used with the piston pump accurate divides the liquid product across a wide range of application rates with accuracy. Then add our serviceable delivery line check valves to stop unwanted dripping. In addition to the piston pump line we have a full line of squeeze tube pumps that are also used for applying liquid fertilizer in the same applications described for the piston pump line. Squeeze tube pumps are ideal for low gallon applications at lower pressures. The John Blue VisaGage II is a flow monitor that is used for visually monitoring your flow rate of liquid or NH3 products. The flow monitor can be used for both spraying and fertilizer application in various number of assemblies. Now you can know your flow from your tractor cab with the Liquid Blockage Monitor System (LBMS). The magnetic sensing technology is mounted behind the VisaGage II Flow Monitors for both liquid and NH3. Identified where magnetic balls are floating in each row during application. See a visual display and hear an audible alarm on the control panel in your tractor cab. Each row with a problem will be highlighted with a flashing LED light. Our patented LBMS is available in five control panels, wired control panel, wireless iPad, Android or Amazon Kindle or the newly released ISOBUS. John Blue’s centrifugal transfer pump is designed to transfer liquid product from one source to another. We offer numerous models with various power sources and all of our pumps come with a wet seal that enables you to run the pump dry. Plus the new and improved impeller on our 3" Self-Priming Pumps offer 75 GPM more flow at 30 psi. Irrigation Injection Pumps are also available from John Blue Company. These pumps are used for accurately applying liquid fertilizers and chemicals in various types of irrigation systems such as pivot, drip, turf and nursery applications. Our irrigation pumps are available with various power sources and gallon capacity. The Anhydrous Ammonia Impellicone is a flow divider from John Blue Company that accurately divides anhydrous ammonia to multiple rows across an applicator. The design of the Impellicone allows for better control of targeted rates without over-applying Anhydrous Ammonia.

From specialty crops to proven performers expanding into new regions, growers across the country are looking at new ways...
05/29/2026

From specialty crops to proven performers expanding into new regions, growers across the country are looking at new ways to diversify, improve margins, and adapt to changing conditions. Would you consider adding an alternative crop to your operation?

Read more: https://bit.ly/4fcuBYz

Article: Michele Katsaris, Growing Produce
Photo: Lewis Jett, West Virginia University

Throwing it back to 1949 when John Blue filed a patent for its seed planter. It was another milestone in a long legacy o...
05/27/2026

Throwing it back to 1949 when John Blue filed a patent for its seed planter. It was another milestone in a long legacy of agricultural innovation.

Built for dependable irrigation, fertigation, and chemigation performance, John Blue Injection Pumps are engineered to h...
05/26/2026

Built for dependable irrigation, fertigation, and chemigation performance, John Blue Injection Pumps are engineered to handle demanding applications with 316 stainless steel wetted parts, chemically resistant polypropylene, and premium seals for long-lasting durability and precise application.

Learn more: https://bit.ly/3Z8gHMK

We honor and remember the brave men and women who made the ultimate sacrifice for our freedom. 🇺🇸
05/22/2026

We honor and remember the brave men and women who made the ultimate sacrifice for our freedom. 🇺🇸

Throwing it way back to the groovy '70s! Here's a snapshot from the John Blue machine shop in Huntsville, Alabama, where...
05/21/2026

Throwing it way back to the groovy '70s! Here's a snapshot from the John Blue machine shop in Huntsville, Alabama, where all the magic happened.

John Blue Company was honored to be nominated for the third year in a row at the Best Places to Work® Awards. CEO Marty ...
05/20/2026

John Blue Company was honored to be nominated for the third year in a row at the Best Places to Work® Awards. CEO Marty Gray and HR Specialist Kim Doggett attended the luncheon hosted by the Huntsville/Madison County Chamber, celebrating companies recognized for outstanding workplace culture based on employee feedback.

Introducing the all-new CS-205RG Centrifugal Spray Pump! It's engineered for maximum performance and maximum flow. Built...
05/19/2026

Introducing the all-new CS-205RG Centrifugal Spray Pump! It's engineered for maximum performance and maximum flow. Built from the ground up, the CS-205RG delivers the highest flow rates and pressures in the John Blue lineup. Featuring a bearing-mounted impeller shaft for enhanced stability and reliability, this next-generation pump is built to handle demanding applications with confidence.

Learn more: https://bit.ly/4dN87fi

Throwing it back to the 1960s when John Blue was building side dressers for cultivators helping farmers apply nutrients ...
05/14/2026

Throwing it back to the 1960s when John Blue was building side dressers for cultivators helping farmers apply nutrients with precision long before precision ag became the standard. A legacy of innovation in every row.

Need a reliable pump for lawns, landscapes, orchards, or turf? Meet the DP-70.1-GRIP poly pump, your dependable partner ...
05/12/2026

Need a reliable pump for lawns, landscapes, orchards, or turf? Meet the DP-70.1-GRIP poly pump, your dependable partner for spraying applications. With up to 6.0 GPM @ 550 RPM and 290 PSI, it's built for efficiency and performance.

Learn more: https://bit.ly/3HLc3LO

Happy Mother’s Day from all of us at John Blue Company! Today we celebrate the hardworking, caring mothers who keep fami...
05/10/2026

Happy Mother’s Day from all of us at John Blue Company! Today we celebrate the hardworking, caring mothers who keep families, farms, and communities strong every day. Thank you for all you do!

Address

165 Electronics Boulevard SW
Huntsville, AL
35824

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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