Hydroponics Supplies - Nutrients - Soil - Growing Media & Lighting

O'Fallon IL, near Belleville and Fairview Heights with Nutrients


About Us

Indoor Grow Store

If you want to grow it, we can help.  Whether it is indoors or out, we offer a unique experience at The Indoor Earthworm.  You are not just another customer here at The Indoor Earthworm. Nathan and Travis are passionate about the health of your plants. By focusing solely on growing plants and plant health at our store, they are able to give you individualized recommendations to help you be successful. We are not the Walmart of gardening and there is a reason for that. At the Indoor Earthworm we sell products we believe in and will stand behind.  We have available KindLED lights, high pressure sodium lights, metal halide lamps and mini lamps. Organic soils and fertilizers.  Indoor grow rooms and hydroponic tables. Heirloom seeds.  Clippers, snippers and shears.  Lamp movers, heating pads, organic nutrients, pH testers and balancing products. Free coffee and so much more! 

*We won’t be undersold by local competitors. 

*Ask about our good customer discounts

*Military discount 

If you are looking for help with your indoor growing needs, come see us Monday through Saturday in O'Fallon IL near Belleville and Fairview Heights.  We can help you with picking the right hydroponics system or even recommending the right nutrients for your needs. 

Contact Us

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The Indoor Earthworm, LLC

510 W HWY 50, O Fallon, Illinois 62269, United States