Hydroponics Coupons & Deals

Browse 216 verified Hydroponics promo codes for February 2026. All codes tested by our team.

216 Coupons 17 Stores Updated Feb 04, 2026

Best Hydroponics Stores

Spider Farmer EU 18 deals

Mr Green Supply 17 deals

Mars Hydro Uk 16 deals

House Of Hydro 16 deals

The Green Nursery 14 deals

Green Planet 13 deals Grow2Beam 8 deals

The Grow Shop 17 deals

5% OFF

Coupon

Unlock a 5% OFF deal with this Coupon Code on all products online.

LED Grow Lights Depot

This 5% OFF promo code gives you huge savings on all sitewide orders.

SHOW CODE

5% OFF

SHOW CODE

Verified and Tested

25% OFF

Deal

Holiay Sale! Get 25% Off Discount on All HLG Lamps

LED Grow Lights Depot

SHOW DEAL

25% OFF

SHOW DEAL

Verified and Tested

$58.99

Grab TerraBloom 4" Air Filter 16" Long, 46mm Thick, Airflow up to 350 CFM For $58.99

Terrabloom

SHOW DEAL

$58.99

SHOW DEAL

Verified and Tested

19% OFF

Coupon

Claim 19% savings at Grow2Beam using a discount code to enhance your checkout.

Grow2Beam

Enjoy 19% off via a coupon code to expand your shopping and access perks.

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19% OFF

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Verified and Tested

30% OFF

Coupon

Use 30% off Whatgrow coupon code to broaden your collection and enjoy bonus perks.

Whatgrow

Get 30% off with a discount code to upgrade your shopping perks instantly.

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30% OFF

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Verified and Tested

32% OFF

Coupon

Redeem 32% off Grow It From Home coupon code to grow your cart with premium perks.

Grow It From Home

Get 32% off with a promo code to uplift your shopping journey.

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32% OFF

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Verified and Tested

£50 Off

Halloween Sale! Spend £899 Get £50 Off Discount on All Orders

Mars Hydro Uk

SHOW DEAL

£50 Off

SHOW DEAL

Verified and Tested

Just $19.95

Get 5lb Mushroom Substrate Bag At Just $19.95

The Grow Shop

SHOW DEAL

Just $19.95

SHOW DEAL

Verified and Tested

$50.00

Buy Blueberries Gummy Rings 500Mg/1000Mg CBD Just For$50.00

Green Planet

SHOW DEAL

$50.00

SHOW DEAL

Verified and Tested

11% OFF

Deal

Save 11% Discount Deal on Version Spider Farmer 4 Tier Plant Stand With Grow Lights 108W , Plant Shelf with 1680D Grow Tent for Clone Seedling Indoor Plant and Greenhouse

Spider Farmer EU

SHOW DEAL

11% OFF

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Verified and Tested

21% OFF

Deal

Flat 21% Discount Deal on Spider Farmer 140x70x200cm Indoor Grow Tent High Reflective Growzelt 1680D Hydroponic Plant Room for Optimal Plant Growth Climate Control

Spider Farmer EU

SHOW DEAL

21% OFF

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Verified and Tested

17% OFF

Deal

Flat 17% Discount Deal on Prime Day Sal 2025 Spider Farmer 32 Pint Dehumidifier Luftentfeuchter Déshumidificateur with Drain Hose mit Ablaufschlauch avec tuyau de vidange for Grow Tent Grow Room

Spider Farmer EU

SHOW DEAL

17% OFF

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Verified and Tested

15% OFF

Coupon

Save 15% Off on All Orders When You Use Promo Code

Green Planet

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15% OFF

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Verified and Tested

For$45.00

Buy Road Trip - Amanita Muscaria Mushroom Gummies - Watermelon Just For$45.00

Green Planet

SHOW DEAL

For$45.00

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Verified and Tested

10% OFF

Coupon

Get 10% Off Using Our Coupon Code Entire Purchase Show Now!

Medic Grow

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10% OFF

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Verified and Tested

15% OFF

Coupon

The Green Nursery Orders Now 15% Less via Coupon

The Green Nursery

Cultivate your garden for less! All orders at The Green Nursery are 15% off when you apply... More

Cultivate your garden for less! All orders at The Green Nursery are 15% off when you apply our coupon. Less

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15% OFF

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Verified and Tested

10% OFF

Coupon

10% Off Spider Farmer EU EC Fan Purchases

Spider Farmer EU

Save 10% on your next order of Spider Farmer EU EC fans and other products. This sitewide ... More

Save 10% on your next order of Spider Farmer EU EC fans and other products. This sitewide offer applies automatically at checkout. Less

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10% OFF

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Verified and Tested

8% OFF

Coupon

Spider Farmer EU EC Ventilator Purchases Now 8% Less

Spider Farmer EU

All Spider Farmer EU EC ventilators are now available with an 8% reduction. Upgrade your v... More

All Spider Farmer EU EC ventilators are now available with an 8% reduction. Upgrade your ventilation system and benefit from Less

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8% OFF

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Verified and Tested

10% OFF

Coupon

Claim Your Discount: Use Coupon for 10% Off Storewide at MycoHaus!

Mycohaus

Shop smarter and save bigger! Grab your coupon code for 10% off on all purchases at MycoHa... More

Shop smarter and save bigger! Grab your coupon code for 10% off on all purchases at MycoHaus. Less

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10% OFF

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Verified and Tested

10% OFF

Deal

Get 10% Off on MG215 Empty Glass Cartridges – Gold Flat Tip: Limited Time Offer!

Mr Green Supply

SHOW DEAL

10% OFF

SHOW DEAL

Verified and Tested

More Hydroponics Stores

Spider Farmer EU (18)

Mr Green Supply (17)

Mars Hydro Uk (16)

House Of Hydro (16)

The Green Nursery (14)

Green Planet (13) Grow2Beam (8)

The Grow Shop (17)

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