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

  • Hydroponic Fodder Podcast

    CropKing • August 24, 2016

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

  • High Tunnel Growing Podcast

    CropKing • August 10, 2016

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

  • Growing Hydroponic Fodder

    CropKing • January 25, 2016

    Growing animal feedstock hydroponically is a relatively new trend even though the process has been around since the...

  • Winter is Coming Make Sure Your Greenhouse Is Ready

    Steve Froehlich, Horticultural Engineer and Crop Consultant • November 09, 2015

    As the splash of tree color fades, leaves fall, and nature prepares for winter sleep, it is once again time to give...

  • Blossom End Rot in Hydroponic Tomatoes and Peppers

    CropKing • October 16, 2015

    One of the more interesting problems that can occur in Tomato production is Blossom End Rot (BER). Neither a...

  • Dutch Bucket Hydroponics

    CropKing • October 07, 2015

    NFT channels are designed for growing small leaf crops such as lettuce and small herbs, but growing larger plants...

  • Seed Storage and Germination Recommendations

    Nichole Edelman, Greenhouse Manager • September 09, 2015

    Two common questions we have gotten at Crop King in the past from growers has been the life expectancy of various...

  • NFT Hydroponics

    CropKing • August 06, 2015

    CropKing offers channel with a slightly raised middle to help the film spread widely rather than concentrate plant...

  • Cultivate15

    CropKing • July 20, 2015

    Cultivate’15 is in the books and what a great show it was. This convention was aimed at growers, breeders and...