Harnois Greenhouses

Building Tomorrow's Agriculture with Flowers

Harnois builds high tunnels & commercial greenhouse solutions, creating unique growing environments that provide professional growers with greater predictability.

At Harnois Greenhouses, sustainability lies at the heart of every commercial greenhouse solutions we create. We design greenhouses and develop technologies that address today’s needs while preparing for tomorrow’s challenges. Our solutions minimize environmental impact while maximizing productivity, combining innovative technology with durable materials for long-lasting performance.

For more information on Harnois greenhouse solutions, contact Vincent Douville.

Our Contact Information

Phone: 1(877) 756-1042

Website: https://harnoisgreenhouse.com/

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Upcoming Event

SAVE the DATE for FCO's BIGGEST Golf Tournament Yet

On June 24, 2026, Flowers Canada (Ontario) Inc. will proudly host our 54th Annual Golf Tournament at the stunning Legends on the Niagara…

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Latest Grower News

Luna Privilege Greenhouse Fungicide Registered

Flowers Canada Growers is happy to announce that Luna Privilege Greenhouse Fungicide (fluopyram) is now registered for use on greenhouse…

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