Our Mission
Our mission is to supply the best quality locally sourced products for indoor and outdoor gardening, to provide competitive pricing with excellent value. Our goal is to educate and support all growers from novice to expert, so even the beginner achieves professional results.
For more information about Limestone City Hydroponics, visit our About Us page.
Featured Products & Services

Potency Testing
Accurate THC, CBD and CBG results. $25.00 per test 5th test Free.



Medical Growers Clinic
Access to Cannabis for Medical Purposes License
Registraion with Health Canada Production of Cannabis for your own Medical Purpose



Local Delivery
Free local delivery for orders over $50.00. National delivery coming soon.



Consultation Services
Advice and good practices for indoor and outdoor growing.



How-To's & Q&A
Chat with us about growing and check out our social media content.
 613-548-0420
Introducing Limestone City Nutrients
Home-grown in Kingston, Ontario, Canada, Limestone City Nutrients is an end-to-end growing system — from strong roots to massive blossoms.
Limestone City Hydroponics
Locally owned and operated in Kingston, Ontario. We offer local delivery to the Greater Kingston Area along the 401 corridor.
We also own and distribute Limestone City Nutrients.
Visit Us
10 - 105 Sutherland Drive
Kingston, Ontario, Canada
K7K 5V6
Open Hours
Mon-Fri: 10am - 6pm
Sat: 10am - 5pm
Sun: Closed