Hydroponic & Greenhouse Solutions

greenhouse interior, growing lettuce
High-Quality Hydroponic Products and Superior Technical Support to Help Growers Succeed

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

  • Q&A: Supplemental lighting

    CropKing • November 01, 2017

    Many produce growers view greenhouse structures and hydroponic growing methods as improvements upon the volatile...

  • How CropKing NFT Channels Compare

    CropKing • October 23, 2017

    CropKing’s many years of research and growing experience have helped us determine the best equipment and growing...

  • Organic Media Production with Ellepot

    CropKing • October 16, 2017

    CropKing is offering a 100 percent biodegradable organic media option — 60 percent peat, 30 percent coco and 10...

  • Early Ground Shipping

    CropKing • October 09, 2017

    Autumn is the time of year when growers might prepare to expand existing structures or erect new greenhouses. It is...

  • Battling Botrytis

    CropKing • October 02, 2017

    Disease pressure in an environmentally controlled hydroponic greenhouse is minimal compared to field conditions...

  • pH nutrient availability diagram_1.gif

    pH Should Stand for Plant Health!

    CropKing • July 18, 2017

    Plants are critical in our daily lives and many people take them for granted. We feed ourselves with plants, we...

  • Fall Crops Podcast

    CropKing • October 10, 2016

    This podcast was done by Greenhouse Management through their Grower Radio Network Podcast In this episode...

  • Preventing Disease in the Greenhouse Podcast

    CropKing • September 14, 2016

    This podcast was done by Greenhouse Management through their Grower Radio Network Podcast. In this episode...

  • CropKing Grower Workshop Podcast

    CropKing • September 01, 2016

    This podcast was done by Greenhouse Management through their Grower Radio Network Podcast. In this episode...