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Soil Additives

Soil Additives

Soil Additives for Your Garden & Houseplants

Build your plant-care routine from the ground up with soil additives from Henderson Garden Supply. Explore worm castings, living-soil blends, flower boosters, and liquid plant foods for use alongside your garden soil or potting mix.

Compare ingredients, available sizes, and intended uses to find an option for your planting project. Follow each product's label for application rates, dilution, and feeding frequency.

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3 products

A kraft paper stand-up pouch labeled 'Ancient Soil' stands next to a white bottle labeled 'Plant Juice' on a wooden shelf, surrounded by green houseplants. Henderson Garden Supply
Grow Power Bundle Sale price$ 59.90
A bottle of Elm Dri Plant Perfection Natural Leaf Stinger spray placed on a light wood table in front of a green houseplant with large fenestrated leaves. Henderson Garden SupplyHand holding a bottle of 'Plant Perfection' leaf shine spray against a plant background. Henderson Garden Supply
Plant Perfection Sale priceFrom $ 29.95
A white stand-up pouch of Elm Dirt Bloomin' Soil with black line-art orchid illustrations and dark brown text, photographed on a plain white background. Henderson Garden SupplyBag of Bloomin' Soil with potted plants on a tiled floor. Henderson Garden Supply
Bloomin' Soil Organic Flower Booster Sale priceFrom $ 29.95

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