10 Best Organic Plant Food Liquid of 2025

Tested and Reviewed: Top 10 Organic Plant Food Liquid deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Miracle-Gro

Miracle-Gro Organic Plant Food - Use with Indoor or Outdoor Plants, Organic Liquid Fertilizer for Containers and In-Ground Gardens, OMRI Listed, 32 fl. oz.

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Editor's bottom line:

“This organic plant food liquid is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

MADE FROM PLANTS: Miracle-Gro Organic Plant Food is an outdoor and indoor plant fertilizer made from plants for all plants for Successful Organic Gardening Made Attainable
PLANT CARE NUTRITION: Made from 94% plant-based fertilizer ingredients, this organic gardening plant support product feeds plants instantly for healthier, more resilient plants (vs unfed plants, when used as directed)
FOR ALL PLANT TYPES: Use with outdoor container plants, in-ground plants in gardens and raised beds, and with indoor container plants as a houseplant food
DIRECTIONS: To apply this plant food for houseplants, vegetables, herbs, and flowers, dilute with water per label directions and soak the soil around each plant; reapplications may be made to outdoor garden plants and balcony gardens every 7-14 days or every 2 weeks to indoor plants
QUANTITY: This 32 fl. oz. container of Miracle-Gro Organic Plant Food makes up to 10.75 gallons of diluted liquid plant food

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Picked by 397 people today

9.5

FoxFarm

Fox Farm Big Bloom Liquid Plant Food - Organic Bloom Fertilizer for Flowering & Fruiting Plants, Contains Earthworm Castings & Bat Guano - Supports All Stages of Plant Growth - 0-0.5-0.7 NPK, 1 Pint

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Main Highlights

GROWTH SUPPORT FOR EVERY STAGE: Big Bloom Fertilizer is carefully formulated to support plants during every stage of growth, ensuring they receive the nutrients needed, whether they are seedlings, mature plants, or in full bloom
POWERFUL NATURAL NUTRIENTS: This liquid plant food combines the natural power of earthworm castings and bat guano, providing your plants with a nutrient-rich blend that has been trusted to support strong and healthy growth
QUICK NUTRIENT ABSORPTION: Our liquid bloom fertilizer is designed for immediate nutrient uptake, ensuring that your plants can quickly access the essential nutrients they need to grow strong, giving fast and visible results
ENHANCE FLOWERING AND FRUITING: Fox Farm plant food is formulated to support multiple blooms and seed formations, helping you achieve vibrant flowers and fruit throughout the growing season, making it ideal for all fruiting and flowering plants
PERFECT FEEDING MADE EASY: For best results, simply mix 4 tablespoons (60 mL) of liquid bloom booster fertilizer per gallon (4L) of water every other watering. You can also use it with a hose-end sprayer, siphon mixer, or drip irrigation

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9.5

Grow Queen

Grow Queen Organic Liquid Indoor Plant Food, Houseplant, Tropical & All-Purpose Indoor Plant Fertilizer, Organic Liquid Fertilizer 5-5-5 with Sea Kelp, 8oz Treats 50 Gallons

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Main Highlights

STRONGEST 5-5-5 ORGANIC LIQUID FERTILIZER The only true 5-5-5 organic indoor plant fertilizer and plant food. Professional-grade yet gentle; feeds instantly without burn for fast growth, greener leaves, and strong roots in houseplants, tropicals, and potted plants; ideal daily indoor use. Boosts nutrients and vigor with balanced NPK.
INSTANT-ACTING LIQUID PLANT FOOD Mixes instantly with water; one 8 oz bottle treats up to 50 gallons. Clean, odor-free, quick-absorbing fertilizer for indoor plants, foliage, flowers, herbs, and tropicals. True instant plant food that supports visible growth in days; perfect for easy weekly care, consistent feeding, and greener foliage.
LIVING NUTRITION FOR SOIL & MICROBES More than nitrogen fertilizer: nourishes beneficial microbes, improves soil structure, and boosts nutrient uptake. Replaces slow-release fertilizer with living nutrition that powers steady growth, lush foliage, and resilient blooms for houseplants; supports plant vitamins and long-term vigor indoors.
POWERED BY ECKLONIA MAXIMA SEA KELP Cold-processed kelp rich in auxins, micronutrients, and trace minerals. Promotes explosive root expansion, thicker stems, faster recovery, and deeper green; a natural phosphorus fertilizer and bloom booster for all indoor plants and tropicals; supports herbs, vegetables, and flowering houseplants.
GENTLE, ODOR-FREE & PROFESSIONAL GRADE Botanist-developed for clean, safe use. No harsh chemicals or perfumes, yet delivers greenhouse-level results. Easy liquid fertilizer for indoor plants, succulents, herbs, and vegetables; safe for pets, kids, and homes; simple, mess-free mixing. Ideal for beginners and pros seeking reliable growth.
ORGANIC & EARTH-FRIENDLY FORMULA 100% biodegradable, sustainable, and eco-safe. Outperforms chemical fertilizers by enhancing soil biology, moisture balance, and nutrient retention; the ideal organic plant fertilizer for eco-minded growers seeking natural performance and healthier soil; dependable results for potted plants and tropicals.
FERTILIZER FOR EVERY PLANT SPECIES One organic formula fits all: monstera fertilizer, hoya fertilizer, pothos fertilizer, philodendron fertilizer, snake plant fertilizer, peace lily fertilizer, anthurium, hibiscus, money tree, hydrangea, fern, and more. Balanced NPK, bloom fertilizer, and houseplant food in one easy liquid solution.
COMPLETE NUTRITION WITH NPK + MICRONUTRIENTS True 5-5-5 balance with calcium, magnesium, and trace elements. Strengthens roots, fuels foliage, and supports steady growth for houseplants, roses, herbs, and vegetables; the ideal organic indoor plant fertilizer for year-round vigor; compatible with foliage-forward care routines at home.
PAIRS WITH CRAFT AROID MIX & ALL-IN-ONE DRY Designed to complement Grow Queen soils and dry fertilizer for full-cycle nutrition. Together they deliver organic plant food, nutrients, and vitamins for sustainable growth, richer soil life, and long-lasting performance across plant collections; completes a simple, pro-grade care system.
HOW TO USE & WHEN TO FEED Mix one serving per gallon of water or apply directly to soil. Use every watering for maximum growth or as little as once a month for easy maintenance. Complements slow-release fertilizers and fits any indoor, tropical, or hydroponic plant care routine.

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9.2

True Organic

True Organic All Purpose Liquid Plant Food - Liquid Fertilizer 16oz - CDFA, OMRI Listed for Organic Gardening NPK 3-2-2

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Main Highlights

True Organic All Purpose Liquid Plant Food: Contains 16 oz. liquid fertilizer for safer edible gardening including abundant organic fruits, flowers, vegetables, herbs and foliage
How To Use: Apply True Organic's liquid plant food every two weeks during growing season. Our 16 fl oz bottle covers approx. 30 Sq Ft when mixed at a rate of 2 oz per gallon of water
Made With 100% Organic and Natural Ingredients: True Organic plant fertilizers exceed industry requirements for clean sourcing and testing for pathogens and are pet friendly
Our Specialty: We manufacture all of our products in the USA for the highest quality, ethically sourced, organic plant foods and fertilizers
Farm To Table: Our plant fertilizers offer more farm grade, certified premium organic content than any plant food sold today to regenerate the soil and produce healthier fruits and vegetables

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9.0

True Organic

True Organic Liquid All Purpose Plant Food – Organic Fertilizer for Fruits, Flowers, Vegetables, Herbs & Foliage – Indoor & Outdoor Use – 32 fl. oz. – Covers 60 sq. ft.

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Main Highlights

All-Purpose Organic Plant Food: Specially formulated for abundant growth of organic fruits, flowers, vegetables, herbs, and foliage. Ideal for both in-ground and container plants, indoors and outdoors.
Nutrient-Rich Formula: Contains 3% nitrogen (2.9% water-soluble), 2% phosphate, and 2% potash, derived from premium organic sources like fish solubles, soy protein hydrolysate, and kelp extract for balanced plant nutrition.
Easy Application: Simply mix 2 oz. per gallon of water and apply every two weeks during the growing season to promote healthy, vibrant plants. A 32 fl. oz. bottle covers approximately 60 sq. ft.
Soil & Plant Health Boost: Our exclusive blend of soy protein hydrolysate and other natural ingredients enriches the soil, improving its structure and supporting strong root development.
Safe & Sustainable: Made with organic, natural ingredients free from harsh chemicals, ensuring a safe choice for your family, pets, and the environment.

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8.8

Espoma

Espoma Organic 8 Ounce Concentrated Indoor! Plant Food - Indoor Plant Fertilizer for Large & Small Plants Like Pothos, Fiddle Leaf Fig, Monstera, Snake & Palms

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Main Highlights

ORGANIC PLANT FOOD: This liquid fertilizer for indoor plants provides organic nutrients to ensure superior results and is safe to use around kids and pets.
EASY: Simply add ½ cap of indoor plant food liquid per quart of water and water your plants. Thoroughly drench the soil of the plant. For best results use every 2-4 weeks.
CONTAINS: Essential plant nutrients to help houseplants thrive. Liquid plant food is a vital part of indoor plant care, even for little plants. See label for all ingredients.
FAST RESULTS: Espoma organic fertilizer for indoor plants will help you grow vibrant, larger house plants while encouraging new growth & the development of a strong root system in a potted plant.
USE: Organic plant fertilizer specifically formulated for large and small house plants like a Fiddle leaf fig tree, a Monstera Plant, a Snake Plant, a Pothos Plant or a Palm plant.

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8.6

FOOP

Organic All-Purpose Liquid Plant Food - Use on All Outdoor Plants: Flower Beds, Vegetable Gardens, Container Gardening | Concentrated Liquid Fertilizer Alternative (32oz, Mixes to 32 Gallons)

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Main Highlights

General-purpose organic plant nutrients perfect for veggies, herbs, flowers, trees, and shrubs.
Provides a broad spectrum of essential organic nutrients including nitrogen, phosphorus, potassium, calcium, magnesium, and silica.
Made from high-quality organic ingredients such as fish emulsion, kelp, mycorrhizae, and fish manure.
Grows larger, healthier plants that taste and smell better.
Made in the USA, ensuring quality and safety standards are met.

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8.3

Grow Queen

Grow Queen Organic Liquid Indoor Plant Food, Houseplant, Tropical & All-Purpose Indoor Plant Fertilizer, Organic Liquid Fertilizer 5-5-5 with Sea Kelp, 16oz Treats 110 Gallons

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Main Highlights

STRONGEST 5-5-5 ORGANIC LIQUID FERTILIZER The only true 5-5-5 organic indoor plant fertilizer and plant food. Professional-grade yet gentle; feeds instantly without burn for fast growth, greener leaves, and strong roots in houseplants, tropicals, and potted plants; ideal daily indoor use. Boosts nutrients and vigor with balanced NPK. 16oz Treats 110 Gallons
INSTANT-ACTING LIQUID PLANT FOOD Mixes instantly with water; one 8 oz bottle treats up to 50 gallons. Clean, odor-free, quick-absorbing fertilizer for indoor plants, foliage, flowers, herbs, and tropicals. True instant plant food that supports visible growth in days; perfect for easy weekly care, consistent feeding, and greener foliage.
LIVING NUTRITION FOR SOIL & MICROBES More than nitrogen fertilizer: nourishes beneficial microbes, improves soil structure, and boosts nutrient uptake. Complements slow-release fertilizers by feeding living soil and plant vitamins that power steady growth, lush foliage, and resilient blooms for houseplants indoors and out.
POWERED BY ECKLONIA MAXIMA SEA KELP Cold-processed kelp rich in auxins, micronutrients, and trace minerals. Promotes explosive root expansion, thicker stems, faster recovery, and deeper green; a natural phosphorus fertilizer and bloom booster for all indoor plants and tropicals; supports herbs, vegetables, and flowering houseplants.
GENTLE, ODOR-FREE & PROFESSIONAL GRADE Botanist-developed for clean, safe use. No harsh chemicals or perfumes, yet delivers greenhouse-level results. Easy liquid fertilizer for indoor plants, succulents, herbs, and vegetables; safe for pets, kids, and homes; simple, mess-free mixing. Ideal for beginners and pros seeking reliable growth.
ORGANIC & EARTH-FRIENDLY FORMULA 100% biodegradable, sustainable, and eco-safe. Outperforms chemical fertilizers by enhancing soil biology, moisture balance, and nutrient retention; the ideal organic plant fertilizer for eco-minded growers seeking natural performance and healthier soil; dependable results for potted plants and tropicals.
COMPLETE NUTRITION WITH NPK + MICRONUTRIENTS True 5-5-5 balance with calcium, magnesium, and trace elements. Strengthens roots, fuels foliage, and supports steady growth for houseplants, roses, herbs, and vegetables; the ideal organic indoor plant fertilizer for year-round vigor; compatible with foliage-forward care routines at home.
FERTILIZER FOR EVERY PLANT SPECIES One organic formula fits all: monstera fertilizer, hoya fertilizer, pothos fertilizer, philodendron fertilizer, snake plant fertilizer, peace lily fertilizer, anthurium, hibiscus, money tree, hydrangea, fern, and more. Balanced NPK, bloom fertilizer, and houseplant food in one easy liquid solution.
PAIRS WITH CRAFT AROID MIX & ALL-IN-ONE DRY Designed to complement Grow Queen soils and dry fertilizer for full-cycle nutrition. Together they deliver organic plant food, nutrients, and vitamins for sustainable growth, richer soil life, and long-lasting performance across plant collections; completes a simple, pro-grade care system.
HOW TO USE & WHEN TO FEED Mix one serving per gallon of water or apply directly to soil. Use every watering for maximum growth or as little as once a month for easy maintenance. Complements slow-release fertilizers and fits any indoor, tropical, or hydroponic plant care routine.

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8.1

Cute Farms

Organic Liquid Plant Food for Houseplants & Outdoor Pot Plants - All-Purpose Fertilizer (8 oz) Cute Farms

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Main Highlights

MADE FOR INDOOR PLANTS - Our organic formula is specifically created for all varieties of indoor plants. It provides essential nutrients for species such as Ferns, Pothos, Snake Plant, Peace Lily, Spider Plant, Philodendron, ZZ Plant, and other indoor varieties. The formulated concentrate easily dilutes in water, providing optimal nutrition that encourages robust leaves, stems, and roots without burning your plant.
ORGANIC - Our fertilizer is made from natural, organic ingredients, ensuring a safe and environmentally friendly option for your indoor plants. It is urea-free and vegan, providing a sustainable choice for plant care.
ENHANCE GROWTH - Keep your indoor plants thriving with a gentle and well-balanced formula of all the essential nutrients to boost their growth. Our fertilizer supports indoor plants with strong leaves, stems, and roots.
EASY TO USE - The fertilizer comes in an 8 fl oz. sealed bottle with a dispensing pump designed to measure out the perfect amount of fertilizer. The convenient pre-mixed liquid formula is ready to use right out of the package. Simply dilute 7 pumps into every 16 ounces of water. The fertilizer is gentle enough to use with every watering.
VALUE - The product includes an 8 fl oz. bottle with a premium formula and a dispensing pump that features a locking system to reduce leaks and spills.
MADE IN THE USA- Our plant fertilizers are made and packed in the United States to ensure quality.

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8.1

The Grow Co

Organic Indoor Plant Food - All-Purpose Liquid Fertilizer - Best for Live Houseplants Indoors + Common Home Outdoor Plants in Pots (8 oz)

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Main Highlights

WONDERFULLY ORGANIC - Contains premium organic ingredients made with your home and the environment in mind. Working with organics can make a big impact on your plant's overall vigor. Perfect when paired with compost, worm castings, leaf shine spray, and other natural products.
ESSENTIAL NUTRIENTS - Premium, urea free balanced mix of macro and micro nutrients that gently feeds all potted household plants. Super vitamin and bloom booster formula helps encourage strong roots, new growth, and beautiful leaves for sustainable long term plant vigor.
TRULY ALL-PURPOSE - Excellent for both plant care and organic gardening. Use with all common houseplant types (indoor and outdoor) in various potting containers. Ideal to use on live plants around the entire house, apartment, and office.
GROW WITH CONFIDENCE - Plant care made simple. Easy to understand instructions makes using our solution in watering cans or a spray bottle effortless. Just dilute with water, apply, and watch your plants thrive! Can be applied in a pot containing gravel, moss, pebbles, perlite, pumice, lava rocks, and other soil mixes.
FOR POPULAR HOUSEPLANTS - Air plant, fiddle leaf fig, snake plant, orchids, bonsai trees, spider, string of pearls, monstera, pothos, zz, bamboo, peace lily, african violet, aloe vera, prayer, hoya, mums, ivy, elephant ear, palm, fern, pilea, philodenron, dracaena, chinese evergreen, succulents, cactus, jasmine, money tree, other hanging and trailing plants, terrarium plants, tropical plants and many more!

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Our Best Overall Choice

Best Choice

9.7

Miracle-Gro

Miracle-Gro Organic Plant Food - Use with Indoor or Outdoor Plants, Organic Liquid Fertilizer for Containers and In-Ground Gardens, OMRI Listed, 32 fl. oz.

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

MADE FROM PLANTS: Miracle-Gro Organic Plant Food is an outdoor and indoor plant fertilizer made from plants for all plants for Successful Organic Gardening Made Attainable
PLANT CARE NUTRITION: Made from 94% plant-based fertilizer ingredients, this organic gardening plant support product feeds plants instantly for healthier, more resilient plants (vs unfed plants, when used as directed)
FOR ALL PLANT TYPES: Use with outdoor container plants, in-ground plants in gardens and raised beds, and with indoor container plants as a houseplant food
DIRECTIONS: To apply this plant food for houseplants, vegetables, herbs, and flowers, dilute with water per label directions and soak the soil around each plant; reapplications may be made to outdoor garden plants and balcony gardens every 7-14 days or every 2 weeks to indoor plants
QUANTITY: This 32 fl. oz. container of Miracle-Gro Organic Plant Food makes up to 10.75 gallons of diluted liquid plant food

Show Price

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