is your one stop shop for hydroponic and organic gardening supplies.


We offer more than just growing mediums

At Grow It Big - Littleton we aim to provide our customers with the best service available in the greater Denver area. Whether you are a home grower, community garden horticulturist, or large scale producer, we can help you obtain the best products, service, and advice for your needs.

Support Local Business!

Unlike what you'll get at a faceless corporate grow store, at Grow It Big we love forming relationships with our customers. We know their needs, their grows, their struggles, and their success so we can provide them with the service and support they need! Come chat with us so we can help you achieve your best harvest.