Hydroponic & Greenhouse Solutions

Since 1982 we’ve grown to become one of the largest manufacturers and distributors of commercial greenhouse structures and equipment, hydroponic systems, and growing supplies, with customers throughout the United States, Canada, Mexico, Europe and the Caribbean.
Blog posts
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Best Photoperiod for Growing Plants
Colin Clark, Technical Horticulturist •There seems to be some debate about whether plants will grow better under 24hrs of light, and today we're breaking...
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How To Maximize Produce Profits at Farmer’s Markets and Retail
CropKing • May 19, 2021The Covid-19 pandemic hasn’t seemed to curb our appetites or enthusiasm for fresh vegetables. In fact, trend...
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Take a Virtual Greenhouse Field Trip with CropKing!
Dave Langlois • June 28, 2020School may be out for the summer, but that doesn't mean learning has to stop! CropKing has partnered with EarthEcho...
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The Importance of Tissue Sampling
CropKing • November 11, 2019Tissue analysis is an important tool in helping to understand exactly what is happening in your plants. As the year...
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Understanding Hydroponic Leachate
Colin Clark, Technical Horticulturist • August 05, 2019Having a firm understanding of what is going into your plants and what is coming out of your plants is one of the...
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5 Horticulture Terms You Should Know
CropKing • July 25, 2019You might be familiar with terms such as bolting or cutting as it relates to horticulture, but what about apical...
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Recirculating vs. Drain-to-Waste Hydroponic Systems
CropKing • June 26, 2019CropKing hydroponic systems can be placed into two broad categories: drain-to-waste and recirculating. A drain-to...
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Sprayer Maintenance and Calibration, Part 2
CropKing • April 22, 2019In the second part of the spray series, we’re covering sprayer calibration. Hopefully this is something that you’re...
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Handheld, Backpack and Air-assisted Sprayers
CropKing • March 11, 2019Spring is in the air, which means it's spray season here at CropKing! In order to combat pests, disease causing...