Grow Maxx, located at 2202 Aragon Street, Iron Mountain, Michigan 49801, is a professional garden supply store in the Upper Peninsula of Michigan.

We are your one stop shop for all of your horticulture needs!

We stock organic nutrients and supplies to help you make your garden grow! Whether you are an outdoor gardener, indoor gardener, or both, we are here to help. Grow Maxx is here to help your garden thrive, year round, no matter what conditions or obstacles you face.

Grow Maxx has everything you need to maxximize your harvests! HID lighting, MH Bulbs, HPS Bulbs, Hydroponic Supplies & Systems, Inline Fans, Carbon Filters, Duct Work, Plant Nutrients and Supplements, Bud Boosters, Cloners, Organic Soils, OMRI, Maxx Power Hydro Controllers, and more!

We are your Maxximum production team, providing indoor garden supplies, outdoor gardening supplies, pest control solutions, and more!

Whether growing tomatoes and peppers, shrubs and trees, or flowers and other plants for your garden, we have what you need!

We welcome commercial gardeners and offer wholesale and institutional discounts.

Nutrient lines: Advance nutrients – Aptus plant Tech – House & Garden – Humboldt county’s own – Canna – Flora Flex Nutrients – Green House seed Nutes – Nector for the gods – Emerald Harvest – Technaflora – Mills – CX Horticulture – Fox Farm – General Hydroponics – Bontanicare – Nutes – Dyna-Grow -AND MORE