Welcoming Kansas City’s Organic and Hydroponic Gardeners
Since 1992.
Green Circle is the oldest hydroponic store in Kansas City, and one of the oldest hydroponic stores in the USA. Come see us for HID lights, hydroponic systems, carbon dioxide (CO2) systems, hydroponic and synthetic plant nutrients, grow lights, rockwool growing media, high pressure sodium and metal halide bulbs, can filters, temperature and humidity controllers, ph and tds tools, books and much more.  Come see us for all your organic and hydroponic growing needs - we will treat you to 20 years of experience selling the best products at the best prices.
12 E. Missouri, Ave. Kansas City, MO.
( In The Historic Farmer’s Market )
(816) 421-1840

Hello!  Welcome To Green Circle

We Beat Competitor’s Prices.

If you find a lower price in Kansas City, let us know.

Come see us for the highest quality light systems and the lowest prices in KC.