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10 Best Organic Liquid Fertilizers 2025 in the United States

From leading brands and best sellers available on the web.

Sponsored

Humboldts

Humboldts Secret

Humboldts Secret Golden Tree: World's Best Fertilizer (2.5 Gallon)

#1

Winner

Miracle-Gr

Miracle-Gro

Miracle-Gro Indoor Plant Food, Liquid Plant Food for Houseplants, Snake Plants, Peace Lilies, Flowers, Vegetables, Herbs and More, 8 oz., 3-Pack

Sponsored

Humboldts

Humboldts Secret

Humboldts Secret Golden Tree: World's Best Fertilizer (2.5 Gallon)

#2
Organic Li

GARDENWISE

Organic Liquid Plant Food for Indoor Houseplants – All Purpose Fertilizer for Potted Plants, Vegetables, Succulents, Orchids, Roses – Miracle Growth with Mycorrhizae (8 oz)

#3
FoxFarm Ti

FoxFarm

FoxFarm Tiger Bloom Liquid Concentrate Fertilizer, 1 pint

#4
FoxFarm Gr

FoxFarm

FoxFarm Grow Big Hydro Organic Liquid Fertilizer, Plant Food with Micro Nutrients for Hydroponic Systems - Enhances Vegetative Growth, Flowering, and Fruiting - pH Adjustable, NPK 3-2-6 (Pint)

#5
Plant Fert

Twin Canaries Liquid Volume Conversion Chart

Plant Fertilizer Soil Liquid Nutrient: Big Bloom + Twin Canaries Chart (32 oz Bottle)

#6
Neptune's

Neptune's Harvest

Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 (36 Ounce)

#7
Espoma Org

Espoma

Espoma Organic Grow! Liquid Concentrate Plant Food - All Purpose Fertilizer for Indoor & Outdoor Plants. for Organic Gardening. 16oz Bottle Pack of one

#8
FoxFarm FX

Hydro Crunch

FoxFarm FX14003 1-Gallon Big Bloom Liquid Concentrate 0-0.5 - 0.7

#9
Neptune's

Neptune's Harvest

Neptune's Harvest Tomato & Veg Fertilizer 2-4-2, 36 oz

#10
FoxFarm Bu

FoxFarm

FoxFarm Bushdoctor Kelp Me Kelp You Fertilizer, Liquid Seaweed Extract for Plants, Vegetables, & Flowers - Promotes Root Growth & Soil Health - Perfect for Hydroponics & Soil, NPK 0.5-0-0.5 (Quart)

More products we considered

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 All-Purpose 20-20-20 Liquid Fertlizer Spray - Increases Flowering and Yield on All Varieties of Fruits, Vegetables and Flowers| Liquid Plant Superfood Mist (8 OZ)

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 All-Purpose 20-20-20 Liquid Fertlizer Spray - Increases Flowering and Yield on All Varieties of Fruits, Vegetables and Flowers| Liquid Plant Superfood Mist (8 OZ)

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𝐏𝐑𝐄𝐌𝐈𝐔𝐌 Ultra Pure Professional Grade Cal-Mag Fertilizer Spray - 8oz Bottle - High-Grade Calcium, Magnesium & Iron Plant Supplement - Corrects Common Plant Deficiencies (9-0-0 NPK)

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 Ultra Pure Professional Grade Cal-Mag Fertilizer Spray - 8oz Bottle - High-Grade Calcium, Magnesium & Iron Plant Supplement - Corrects Common Plant Deficiencies (9-0-0 NPK)

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Gardenera Premium Nutritional Plant Food Spray for Citron - Balanced Nutrition Plant Superfood | Excellent Growth Booster for Citron Trees - 8oz

Gardenera Premium Nutritional Plant Food Spray for Citron - Balanced Nutrition Plant Superfood | Excellent Growth Booster for Citron Trees - 8oz

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GARDENERA Premium 20-20-20 All Purpose Water Solubable Fertilizer for All Plant - Promotes Biomass Growth and Vibrant Leaf Color - 10 Quart

GARDENERA Premium 20-20-20 All Purpose Water Solubable Fertilizer for All Plant - Promotes Biomass Growth and Vibrant Leaf Color - 10 Quart

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Bud Doublin Micros - All Natural Bud Fertilizer with Humic and Fulvic Acid (1 Quart) - Organic Liquid Fertilizer Suitable for All Plant Types, Bigger Flowers and Jumbo Fruits

Bud Doublin Micros - All Natural Bud Fertilizer with Humic and Fulvic Acid (1 Quart) - Organic Liquid Fertilizer Suitable for All Plant Types, Bigger Flowers and Jumbo Fruits

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