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10 bestFertilizer For Marijuanasof October 2025

112M consumers helped this year.

1

MARPHYL Organic Liquid Fertilizer – Indoor & Outdoor House Plant Fertilizer - All-Purpose Nutrient-Rich Plant Food - Soil Enhancer for Garden, Flowers, Vegetables, Succulents, Bamboo, Hydroponics
MARPHYL Organic Liquid Fertilizer – Indoor & Outdoor House Plant Fertilizer - All-Purpose Nutrient-Rich Plant Food - Soil Enhancer for Garden, Flowers, Vegetables, Succulents, Bamboo, Hydroponics

MARPHYL

9.7

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6% off

2

Hydroponics Nutrients (800ml in Total), Plant Food A & B Hydroponics Supplies, Indoor Plant Fertilizer for Hydroponics Growing System, Growing System Accessories for Vegetables Fruits Flowers Thrive
Hydroponics Nutrients (800ml in Total), Plant Food A & B Hydroponics Supplies, Indoor Plant Fertilizer for Hydroponics Growing System, Growing System Accessories for Vegetables Fruits Flowers Thrive

Haligo

9.4

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26% off

3

Advanced Nutrients Bloom, Micro & Grow, 1 L Each
Advanced Nutrients Bloom, Micro & Grow, 1 L Each

Advanced Nutrients

9.1

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4

General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 1 Litre 1 Quart
General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 1 Litre 1 Quart

General Hydroponics

8.9

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5

General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 Gallon Each, Pack of 3
General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 Gallon Each, Pack of 3

General Hydroponics

8.6

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Related productsUp to 11% off

Green Rush Nutrients Organic Double Pack - Leafy Green Grow & Beefy Bud Bloom Combo for Veg & Bloom (500g Each)

Green Rush Nutrients Organic Double Pack - Leafy Green Grow & Beefy Bud Bloom Combo for Veg & Bloom (500g Each)

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Cronk Nutrients Bonnie and Clyde Autoflower Plant Food - Fertilizer Kit - Liquid Fertilizer for Vegetative, Flowering Stage - Packed with Micronutrients to Support Plant Growth - 500ml

Cronk Nutrients Bonnie and Clyde Autoflower Plant Food - Fertilizer Kit - Liquid Fertilizer for Vegetative, Flowering Stage - Packed with Micronutrients to Support Plant Growth - 500ml

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Cronk Nutrients CalMag 2-0-0 - Calcium, Magnesium and Iron Plant Fertilizer – Compatible with Soil, Soilless and Hydroponic Garden – Correct Common Deficiencies for Indoor & Outdoor Plants - 500mL

Cronk Nutrients CalMag 2-0-0 - Calcium, Magnesium and Iron Plant Fertilizer – Compatible with Soil, Soilless and Hydroponic Garden – Correct Common Deficiencies for Indoor & Outdoor Plants - 500mL

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Cronk Nutrients 3-Part Kit: Micro, Grow & Bloom Base Fertilizers for Optimal Indoor & Outdoor Plant Growth - Hydroponics, Soil, Soilless Gardens - Supports Abundant Blooms - 3X 500ml

Cronk Nutrients 3-Part Kit: Micro, Grow & Bloom Base Fertilizers for Optimal Indoor & Outdoor Plant Growth - Hydroponics, Soil, Soilless Gardens - Supports Abundant Blooms - 3X 500ml

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16% off

6

Advanced Nutrients pH Perfect Hydroponic Nutrients: Bloom, Micro and Grow 1-Liter PACK OF 3
Advanced Nutrients pH Perfect Hydroponic Nutrients: Bloom, Micro and Grow 1-Liter PACK OF 3

UOOTPC

8.3

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7

Dyna-Gro Gro-008 Grow 7-9-5 Plant Food, 8-Ounce
Dyna-Gro Gro-008 Grow 7-9-5 Plant Food, 8-Ounce

Dyna-Gro

8.0

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8

General Hydroponics GLCMBX0009 Calimagic & Flora GRO, Micro & Bloom Combo, 1 Quart Fertilizer
General Hydroponics GLCMBX0009 Calimagic & Flora GRO, Micro & Bloom Combo, 1 Quart Fertilizer

General Hydroponics

7.7

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9

General Hydroponics FloraGro Fertilizer, 1-Quart
General Hydroponics FloraGro Fertilizer, 1-Quart

General Hydroponics

7.4

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5% off

10

Advanced Nutrients Bloom pH Perfect Fertilizer, 1-Liter
Advanced Nutrients Bloom pH Perfect Fertilizer, 1-Liter

Advanced Nutrients

7.1

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