{{Use Canadian English|date=January 2026}} {{Infobox building |name=Tweed Farms |logo=File:Tweed Farms logo.png |logo_alt=Black and white stamp like logo with Tweed Farms - Greenhouse Growth and image of agreenhouse |logo_caption=Logo of Tweed Farms |building_type=Greenhouse | floor_area = {{convert|1000000<!--one million-->|sqft|abbr=on}} |architectural_style= |structural_system= |location=Niagara-on-the-Lake, Ontario, Canada |completion_date= |main_contractor=Havecon (2017–2018 expansion) |architect= |structural_engineer= |services_engineer= |quantity_surveyor= |other_designers= |owner=Canopy Growth Corporation |coordinates = {{coord|43.1683|-79.1195|display=inline,title|type:landmark}} }} '''Tweed Farms''' in Niagara-on-the-Lake, Ontario was the world's largest legal cannabis greenhouse in 2014.<ref name=Rodriguez2014>{{citation|title=Inside the world's largest legal medical marijuana greenhouse|publisher=WIVB-TV|location=Buffalo, New York|author= Elysia Rodriguez|date=August 22, 2014|url=http://wivb.com/2014/08/22/inside-the-worlds-largest-legal-medical-marijuana-greenhouse/}}</ref> At that time, it had {{convert|350,000|sqft}} of indoor space.<ref name=Rodriguez2014/> It is owned by Canopy Growth Corporation, a publicly traded Canadian company. In 2017 the company received a license to expand to {{circa}} {{convert|1000000<!--one million-->|sqft}} of space, to be ready for production by April 2018.<ref>{{citation|title=Havecon breaks ground for turn-key Tweed Farms expansion|publisher=Hortdaily.com|date=November 6, 2017|url=http://www.hortidaily.com/article/38918/CAN-(ON)-Havecon-breaks-ground-for-turn-key-Tweed-Farms-expansion}}</ref><ref>{{citation|work=Greenhouse Canada|publisher=Annex Business Media|date=September 13, 2017|title=Major expansion for Niagara cannabis greenhouse|author=Dave Harrison|url=https://www.greenhousecanada.com/crops/cannabis/major-expansion-for-niagara-cannabis-greenhouse-32123}}</ref>

In November 2021, Canopy Growth Corporation shut down Tweed Farms as the company struggled with profitability. As a result of the closure, 30 staff were laid off and 60 staff would be relocated to other indoor facilities in Kincardine, Ontario and Smiths Falls, Ontario.<ref>{{citation|title=Canopy shuts down Niagara facility, lay off 30 to cut costs|publisher=BNNBloomberg|date=November 5, 2021|url=https://www.bnnbloomberg.ca/canopy-shuts-down-niagara-facility-lay-off-30-to-cut-costs-1.1677631}}</ref><ref>{{citation|title=Canopy closing Niagara-on-the-Lake cannabis greenhouse, laying off 30|publisher=MJBizDaily|date=November 5, 2021|url=https://mjbizdaily.com/canopy-closing-niagara-on-the-lake-cannabis-greenhouse-laying-30-people/}}</ref><ref>{{citation|title=Tweed Farms closing Niagara-on-the-Lake greenhouse facility|publisher=Niagara This Week|date=November 12, 2021|url=https://www.niagarathisweek.com/news-story/10517247-tweed-farms-closing-niagara-on-the-lake-greenhouse-facility/}}</ref>

==See also== {{Portal|Canada|Cannabis}} *Delta 3 greenhouse, British Columbia: Canada's largest cannabis greenhouse

==References== {{reflist|30em}}

==External links== *{{webarchive|url=https://web.archive.org/web/20200925133648/https://www.canopygrowth.com/international-footprint/tweed-farms/ |date=2020-09-25 |title=Official website}}

Category:Buildings and structures in Niagara-on-the-Lake Category:Cannabis greenhouses Category:Greenhouses in Canada Category:Cannabis in Ontario Category:2021 disestablishments in Ontario

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