What are the opening hours?

Monday 9am - 6pm Tuesday 9am - 6pm Wednesday 9am - 6pm Thursday 9am - 6pm Friday 9am - 6pm Saturday 9am - 6pm

Garden Supply Guys

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Howard, WI
Garden Supply Guys

Hydroponics & Organic Gardening Equipment, Grow Lights, Plant Nutrients, Grow Media & more. Visit u Learn more at www.gardensupplyguys.com.

Garden Supply Guys offers indoor, outdoor, hydroponic, and organic gardening equipment and accessories from a variety of industry-leading brands. Our vast, affordable selection includes a range of products to help the new gardener get started or give the experienced grower the advanced resources necessary to take their gardening project to the next level. Whether you're looking to upgrade your hydroponic system, find the right fertilizer, or refine your traditional soil garden, our knowledgeable in-store staff can help you garden like a pro.

10/22/2026

Your indoor garden starts with the right space—and the right airflow. 🌿

Growing herbs, vegetables, or your favorite tropical plants indoors? Our latest Grow Guides help you put the pieces together:

🏡 What Size Grow Tent Do I Need?
Choose a tent with room for mature plants, lighting, equipment, and everyday care.

💨 How to Set Up Grow Tent Ventilation and Airflow
Learn how inline fans, ducting, carbon filters, and clip fans work together to help manage heat, humidity, and air movement.

Whether you’re planning your first setup or improving the one you have, start with practical advice from your Garden Supply Guys.

Read the guides:
👉 Tent sizing: https://www.gardensupplyguys.com/blogs/grow-guides/what-size-grow-tent-do-i-need
👉 Ventilation & airflow: https://www.gardensupplyguys.com/blogs/grow-guides/how-to-set-up-grow-tent-ventilation-and-airflow

Need help choosing equipment? Call our team at 920-857-9493 or visit us in Green Bay!

10/17/2026

Plant the possibilities. Harvest the savings.

Fall is here, but there’s plenty to look forward to in your next garden.

Our End-of-Season Seed Sale is a great opportunity to stock up on eligible Seed Savers Exchange seed packets at 50% off. Revisit your favorite varieties or find something new to grow.

Whether you’re planning next spring’s garden or your next indoor growing project, start with savings today.

Discount applies to in-stock Seed Savers Exchange seed packets.

10/01/2026

🌿 Harvest day is only the beginning.

The way you dry, trim and protect your harvest afterward can make a major difference in its final quality. Our three newest Grow Guides walk you through these important post-harvest decisions with clear, practical advice:

🌡️ How to Dry Your Harvest: Temperature, Humidity and Airflow
https://www.gardensupplyguys.com/blogs/grow-guides/how-to-dry-your-harvest-temperature-humidity-and-airflow

✂️ Wet Trimming vs. Dry Trimming: Which Method Is Better?
https://www.gardensupplyguys.com/blogs/grow-guides/wet-trimming-vs-dry-trimming-which-method-is-better

💨 Preventing Mold and Mildew During Harvest Drying
https://www.gardensupplyguys.com/blogs/grow-guides/preventing-mold-and-mildew-during-harvest-drying

Whether you are preparing culinary herbs, flowers or another carefully grown crop, these guides can help you create a cleaner, more controlled post-harvest routine.

Read one today—or save all three for harvest time!

09/17/2026

🌱 Big news from Garden Supply Guys—our new Grow Guides are officially live!

We created this growing library to provide practical, straightforward information that helps gardeners make confident decisions and achieve better results.

Explore helpful topics including:

🪴 Bringing tropical plants indoors without pests
🌱 Coco coir vs. soil
💧 pH and EC management for hydroponics

Whether you’re caring for houseplants, building an indoor garden or fine-tuning a hydroponic system, our Grow Guides are here to help.

We’ll continue adding new articles covering plant care, harvesting, grow tents, lighting, nutrients and more.

Start exploring today:
https://www.gardensupplyguys.com/blogs/grow-guides

What growing topic would you like us to cover next? Tell us in the comments!

09/02/2026

We’ll be closed Monday, September 7, in observance of Labor Day. 🇺🇸

Please visit us Thursday through Saturday from 9AM until 6PM for all of your garden needs.

Here’s to the hardworking people who keep our communities—and our gardens—growing! We hope you have a safe, relaxing and enjoyable holiday. 🌱

08/17/2026

🌟 🌟 🌟 🌟 🌟 5 star review from Stevie W.: Mr. B’s Green Trees Organic Bloom 2-8-6.

I am incredibly impressed with Mr. B’s Green Trees Organic Bloom 2-8-6. The balanced formula provides exactly what plants need during the flowering stage without causing nutrient burn. It mixes easily, supports robust bud development, and results in noticeable health and vigor. It is an excellent choice for anyone looking for reliable, high-quality organic results.

https://www.gardensupplyguys.com/products/mr-bs-green-trees-organic-all-purpose-5-5-5-fertilizer

07/02/2026

Happy Independence Day from all of us at GardenSupplyGuys!

We will be closed Saturday so our team can enjoy the holiday weekend with friends and family.

We'll reopen Monday at 9 AM and look forward to helping you with all your gardening and growing needs.

Have a safe, happy, and relaxing holiday weekend!

05/22/2026

GardenSupplyGuys will be closed on Monday as we take time to honor and remember those who have served and sacrificed for our country.

We hope your holiday weekend is filled with sunshine, blooming gardens, and quality time spent with family and friends. Thank you to all who have served - your dedication and sacrifice will never be forgotten.

Saturday, we are open from 9AM until 6PM. We look forward to helping your gardens grow when we reopen on Tuesday!

05/14/2026

🌱 Fresh, nutritious, and easy to grow - Microgreens are a powerhouse addition to any meal! Packed with vitamins, minerals, antioxidants, and bold flavor, these tiny greens are a simple way to boost your health right from your kitchen counter.

We have just restocked a great selection of microgreen seeds, each packet only $1.25, including:

Current Varieties:
🌱 Basic 5-Part Salad
🌱 Spicy Salad Mix
🌱 Purple Rambo Radish
🌱 Red Russian Kale
🌱 Ruby Red Swiss Chard
🌱 Red Acre Cabbage
🌱 Purple Vienna Kohlrabi
🌱 Detroit Dark Red Beet
🌱 Waltham 29 Broccoli
🌱 Red Garnet Amaranth

New to growing microgreens? We've got you covered with our Beginner Microgreen kit for just $12.99!

✅ Includes:
- A set of two 5"x5" trays
- A pack of 5 5" h**p grow mats
- 5 single serving microgreen seed packets

Perfect for beginners, families, classrooms, or anyone wanting fresh greens year-round! 🌱

Also in stock, a HUGE selection of Bootstrap Farmer trays for those who want to produce microgreens on a MUCH larger scale!

Stop in and start growing your own fresh microgreens today!

03/15/2026

❄️ Snow Day Announcement! ❄️

Mother Nature has decided to give us a little extra winter courtesy of Winter Storm Elsa 🌨️

For the safety of our wonderful customers and our hardworking team, we will be CLOSED on Monday while the storm passes through.

But don’t worry — we’ll be back and ready to help you grow again on Tuesday from 9:00 AM to 6:00 PM 🌱

Stay warm, stay safe, and maybe take this snowy day to dream about spring gardens! 🌷

— Your friends at GardenSupplyGuys

Address

752 N. Memorial Drive
Howard, WI
54303

Opening Hours

Monday	9am - 6pm
Tuesday	9am - 6pm
Wednesday	9am - 6pm
Thursday	9am - 6pm
Friday	9am - 6pm
Saturday	9am - 6pm

Website

http://www.GardenSupplyGuys.com/

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