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Complete Grow Tent Packages

Complete Grow Tent Packages

Start growing indoors today!

Complete Nutrient Packages

Complete Nutrient Packages

From beginner packages to advanced!

March Nutrients

Fabric Pot Blowout Sale

Gro Pro Fabric Pots on sale now!

Hydrobuilder Learning Center

Expert growing advice and tips!

Soil and Soilless Mix Nutrients

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Hydrobuilder offers the best selection of plant nutrients perfect for use in soil gardening and soilless mixes such as coco, coir, rockwool and more. Shop for top brands like Earth Juice, Humboldt Nutrients, Botanicare and more. Find all of the feeding charts and schedules you need to grow bigger and better plants. See soil amendments, beneficial bacteria, grow and bloom base nutrients and supplements to create the perfect recipe for success!