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Cannabis Nutrients

10 Best Cannabis Nutrients 2025 in the United States

Name: Fox Farm FX14049 Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3 - 32 oz. bottles)
Brand: FoxFarm
Price: 59.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

Winner

FoxFarm

Fox Farm FX14049 Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3 - 32 oz. bottles)

9.9

score

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General Hydroponics

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System Trial Pack with FloraMicro, FloraBloom and FloraGro, 1 qt.

9.8

score

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Humboldts Secret

Editor’s Choice

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

9.6

score

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FoxFarm

FoxFarm - Big Bloom Plant Food, Liquid Fertilizer Concentrate for Flowers, Fruits, and Vegetables, All Purpose Plant Fertilizer for Indoor & Outdoor Potted Plants, NPK 0.01-0.03-0.7 (Quart)

9.3

score

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Twin Canaries Liquid Volume Conversion Chart

Fox Farm Fertilizer Soil Trio Liquid Nutrient: Tiger Bloom, Grow Big, Big Bloom Quart Bottles + Twin Canaries Chart (Pack of 3-32 oz)

9.1

score

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General Hydroponics

General Hydroponics CALiMAGic 1-0-0, Concentrated Blend of Calcium & Magnesium, Secondary Nutrient Deficiencies Helps Prevent Blossom End Rot & Tip Burn, Clean, Soluble, 1-Quart

8.8

score

View on Amazon

Humboldts Secret

Editor’s Choice

Humboldts Secret Starter Kit Pack – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

8.6

score

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General Hydroponics

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System with FloraMicro, FloraBloom and FloraGro, 1 pt.

8.3

score

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General Hydroponics

General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 gallon each, Pack of 3

8.0

score

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#10

Advanced Nutrients

Advanced Nutrients GL525050-12 Big Bud Liquid Fertilizer, 250 mL.250 Liter, Brown/A

7.8

score

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Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

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Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

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𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

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Humboldts Secret pH Down | Liquid pH Plant Balancer for Soil & Hydroponics Growing System (8 Ounce)

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Humboldts Secret Calcium, Magnesium and Iron Supplement – Hydroponic Supplies – Liquid Nutrient Fertilizer – Supports Vegetative and Flowering Stage – 8 Ounce

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10 Best Cannabis Nutrients 2025 in the United States

Fox Farm FX14049 Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3 - 32 oz. bottles)

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System Trial Pack with FloraMicro, FloraBloom and FloraGro, 1 qt.

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

FoxFarm - Big Bloom Plant Food, Liquid Fertilizer Concentrate for Flowers, Fruits, and Vegetables, All Purpose Plant Fertilizer for Indoor & Outdoor Potted Plants, NPK 0.01-0.03-0.7 (Quart)

Fox Farm Fertilizer Soil Trio Liquid Nutrient: Tiger Bloom, Grow Big, Big Bloom Quart Bottles + Twin Canaries Chart (Pack of 3-32 oz)

General Hydroponics CALiMAGic 1-0-0, Concentrated Blend of Calcium & Magnesium, Secondary Nutrient Deficiencies Helps Prevent Blossom End Rot & Tip Burn, Clean, Soluble, 1-Quart

Humboldts Secret Starter Kit Pack – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System with FloraMicro, FloraBloom and FloraGro, 1 pt.

General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 gallon each, Pack of 3

Advanced Nutrients GL525050-12 Big Bud Liquid Fertilizer, 250 mL.250 Liter, Brown/A

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

Humboldts Secret pH Down | Liquid pH Plant Balancer for Soil & Hydroponics Growing System (8 Ounce)

Humboldts Secret Calcium, Magnesium and Iron Supplement – Hydroponic Supplies – Liquid Nutrient Fertilizer – Supports Vegetative and Flowering Stage – 8 Ounce

FAQ

What are the best nutrients for growing cannabis?

How can I tell if my cannabis plants have a nutrient deficiency?

What is the best nutrient schedule for cannabis?

Can I use organic nutrients for growing cannabis?

How do I flush nutrients from cannabis plants before harvest?

10 Best Cannabis Nutrients 2025 in the United States

Fox Farm FX14049 Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3 - 32 oz. bottles)

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System Trial Pack with FloraMicro, FloraBloom and FloraGro, 1 qt.

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

FoxFarm - Big Bloom Plant Food, Liquid Fertilizer Concentrate for Flowers, Fruits, and Vegetables, All Purpose Plant Fertilizer for Indoor & Outdoor Potted Plants, NPK 0.01-0.03-0.7 (Quart)

Fox Farm Fertilizer Soil Trio Liquid Nutrient: Tiger Bloom, Grow Big, Big Bloom Quart Bottles + Twin Canaries Chart (Pack of 3-32 oz)

100 EarthPods - Premium Bio Organic Citrus Fertilizer Spikes - Special Plant Food Formulated for Citrus Fruit Trees - Made in USA

𝐁𝐄𝐒𝐓𝐒𝐄𝐋𝐋𝐄𝐑 Plant Superfood for PHILODENDRON Plants with B1 Vitamin, Glucose and Essential Minerals - Organic Plant Food Fertilizer for Indoor & Outdoor PHILODENDRON Plant Care - 8oz

Humic Acid - Organic Liquid Humic Concentrate with Fulvic Acid - (5 Gallon Drum) - Multi-Purpose Soil Conditioner - Suitable for Gardens, Lawns, Houseplants & Trees

Omri Listed Fish & Kelp Fertilizer for Plants

Humboldts Secret Sweet & Sticky – Carbohydrate and Saccharide Energy Source – Enhance Aroma and Flavor of Plants – Potting Soil for Indoor Plants – Energy for Plants – 8 Ounce

General Hydroponics CALiMAGic 1-0-0, Concentrated Blend of Calcium & Magnesium, Secondary Nutrient Deficiencies Helps Prevent Blossom End Rot & Tip Burn, Clean, Soluble, 1-Quart

Humboldts Secret Starter Kit Pack – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

General Hydroponics FloraSeries Hydroponic Nutrient Fertilizer System with FloraMicro, FloraBloom and FloraGro, 1 pt.

General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 gallon each, Pack of 3

Advanced Nutrients GL525050-12 Big Bud Liquid Fertilizer, 250 mL.250 Liter, Brown/A

Advanced Nutrients Cannabis Nutrients

Advanced Nutrients Cannabis Seeds

Nutrients

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

Humboldts Secret pH Down | Liquid pH Plant Balancer for Soil & Hydroponics Growing System (8 Ounce)

Humboldts Secret Calcium, Magnesium and Iron Supplement – Hydroponic Supplies – Liquid Nutrient Fertilizer – Supports Vegetative and Flowering Stage – 8 Ounce

FAQ

What are the best nutrients for growing cannabis?

How can I tell if my cannabis plants have a nutrient deficiency?

What is the best nutrient schedule for cannabis?

Can I use organic nutrients for growing cannabis?

How do I flush nutrients from cannabis plants before harvest?