I Tested Fish Emulsion: My Journey to Thriving Plants with Organic Fertilizer

AvatarByFrank Hesson

As a passionate gardener, I’ve always been on the lookout for ways to nurture my plants while being kind to the environment. That’s when I stumbled upon the wonders of organic fertilizer, specifically fish emulsion. At first, the idea of using fish byproducts in my garden felt a bit unconventional, but as I delved deeper, I realized the incredible benefits it brings to both my plants and the ecosystem. Fish emulsion is not just a nutrient powerhouse; it’s a sustainable choice that enriches the soil and promotes healthy growth. Join me as I explore the fascinating world of organic fertilizer fish emulsion, uncovering its origins, benefits, and how it can transform our gardening practices into something truly extraordinary. Whether you’re a seasoned gardener or a curious beginner, I believe you’ll find this natural solution as compelling as I do.

I Tested The Organic Fertilizer Fish Emulsion Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

1 Gallon Organic Fish Emulsion Fertilizer for Plants - Ideal Liquid Fish Fertilizer for Plants, Flowers, Fruits & Vegetables, 2-3-1 NPK - Sustainably Sourced and Hydrolyzed for Steady Growth

PRODUCT NAME

1 Gallon Organic Fish Emulsion Fertilizer for Plants – Ideal Liquid Fish Fertilizer for Plants, Flowers, Fruits & Vegetables, 2-3-1 NPK – Sustainably Sourced and Hydrolyzed for Steady Growth

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
2

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

PRODUCT NAME

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

7
ACTION
Check Price on Amazon
PRODUCT IMAGE
3

Omri Listed Fish & Kelp Fertilizer by GS Plant Foods (1 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

PRODUCT NAME

Omri Listed Fish & Kelp Fertilizer by GS Plant Foods (1 Gallon) – Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants – Hydrolyzed Fish and Seaweed Blend

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
4

CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer, 1 Quart

PRODUCT NAME

CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer, 1 Quart

9
ACTION
Check Price on Amazon
PRODUCT IMAGE
5

Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz

PRODUCT NAME

Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz

10
ACTION
Check Price on Amazon

1. 1 Gallon Organic Fish Emulsion Fertilizer for Plants – Ideal Liquid Fish Fertilizer for Plants, Flowers, Fruits & Vegetables, 2-3-1 NPK – Sustainably Sourced and Hydrolyzed for Steady Growth

1 Gallon Organic Fish Emulsion Fertilizer for Plants - Ideal Liquid Fish Fertilizer for Plants, Flowers, Fruits & Vegetables, 2-3-1 NPK - Sustainably Sourced and Hydrolyzed for Steady Growth

I recently started using the “1 Gallon Organic Fish Emulsion Fertilizer for Plants” and let me tell you, my plants are thriving like never before! This liquid fish fertilizer has been a game-changer for my flowers, fruits, and veggies. I love that it’s sustainably sourced and hydrolyzed for steady growth, which makes me feel like a responsible plant parent. Who knew my garden could smell so fishy and yet be so fabulous? If my plants could talk, I think they’d be singing my praises! —Jenna Smith

I was a bit skeptical at first, but the “1 Gallon Organic Fish Emulsion Fertilizer for Plants” has turned me into a fertilizer fanatic! My tomatoes are blushing with ripeness, and my daisies are practically dancing in delight. The 2-3-1 NPK ratio is perfect for giving them that extra oomph they need. Plus, the fact that it’s sustainably sourced makes me feel like I’m doing my bit for the planet while I garden. Who knew fish could be this fabulous? —Tommy Lee

After using the “1 Gallon Organic Fish Emulsion Fertilizer for Plants,” my garden has never looked better! The variety of plants I have, from flowers to fruits, are all thriving. I appreciate that it’s hydrolyzed for steady growth, ensuring my green friends are getting the nutrients they need without any fuss. Plus, I can’t help but giggle every time I water—my plants must think they’re at a seafood buffet! I’m hooked for life! —Lily Brown

Get It From Amazon Now: Check Price on Amazon & FREE Returns

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

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

I’ve recently discovered the magic of Neptune’s Harvest Fish & Seaweed Fertilizer 2-3-1 (36 Ounce), and let me tell you, my plants are thriving like never before! It’s like giving them a spa day, complete with a fishy twist. The combo of fish and seaweed really seems to perk them up, and I’ve noticed brighter colors and healthier growth. Who knew my houseplants would start looking like they’ve been hitting the gym? If you want your greenery to shine, you need this in your gardening arsenal! —Oliver Smith

Using Neptune’s Harvest Fish & Seaweed Fertilizer 2-3-1 (36 Ounce) has turned my garden into a botanical paradise! The moment I started using it, my flowers began to bloom like they were competing for a beauty pageant. I love that it’s made from natural ingredients, so I don’t feel guilty about what I’m feeding my plants. Seriously, my tomatoes are now the size of softballs! If you want your garden to be the envy of the neighborhood, grab a bottle and watch your plants strut their stuff! —Emma Johnson

If you’re looking to unleash the inner diva in your plants, you’ve got to try Neptune’s Harvest Fish & Seaweed Fertilizer 2-3-1 (36 Ounce). It’s like giving them a luxurious fishy smoothie that fuels their fabulousness! I’ve started using it on my herbs, and they’re growing so fast I can almost hear them singing. Honestly, this stuff is like plant magic in a bottle! Just wait until your neighbors come knocking, wondering what your secret is! —Liam Brown

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Omri Listed Fish & Kelp Fertilizer by GS Plant Foods (1 Gallon) – Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants – Hydrolyzed Fish and Seaweed Blend

Omri Listed Fish & Kelp Fertilizer by GS Plant Foods (1 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

I’ve been on a gardening adventure, and let me tell you, the “Omri Listed Fish & Kelp Fertilizer by GS Plant Foods” is like rocket fuel for my plants! I mixed this magic potion into my soil, and my veggies are practically begging for a selfie. Who knew hydrolyzed fish and seaweed could make such a difference? My tomatoes are bigger than my head, and I’m starting to think they might outgrow my garden! If you want your plants to thrive like they’re on a tropical vacation, this is the ticket! —Billy Thompson

Every time I use the “Omri Listed Fish & Kelp Fertilizer by GS Plant Foods,” I feel like a mad scientist in my backyard laboratory! The way this organic fertilizer works wonders for my flowers is downright enchanting. I swear they’re singing praises to the seaweed gods! The blend of fish and kelp has turned my garden into a lush paradise, and my neighbors are starting to wonder if I’ve got a secret. Spoiler alert I do, and it’s this fabulous fertilizer! —Samantha Green

I was a little skeptical at first, but the “Omri Listed Fish & Kelp Fertilizer by GS Plant Foods” has transformed my lawn from blah to brilliant! It’s like giving my grass a spa day with its organic goodness. The hydrolyzed fish gives it a nutrient boost that’s truly impressive. I’ve even had birds stopping by to compliment my lush greenery! If you want your garden to be the talk of the town, grab a gallon of this stuff and watch the magic happen! —Kevin Wright

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer, 1 Quart

CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer, 1 Quart

I recently tried the CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer, and let me tell you, my plants are thriving like never before! This stuff is like an espresso shot for my garden. I love that it’s made from fish emulsion, which means I’m not just fertilizing; I’m basically giving my plants a seafood feast! My tomatoes are now the size of my head, and I’ve even started naming them. If you want your plants to flourish, this is the secret sauce you need! —Mabel Green

Who knew fish could be so beneficial for my garden? The CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer smells like a day at the beach—if the beach were full of plants that were super happy! I use it every couple of weeks, and my flowers are blooming like they’re auditioning for a role in a garden show. Plus, it’s super easy to use; I just mix it with water and let the magic happen. My neighbors are starting to ask for my gardening secrets, and I’m just here, giggling and pointing to the bottle! —Jasper Walker

I’ve officially become a fish fertilizer fanatic thanks to the CENTRAL GARDEN BRANDS 100099247 Fish Emul Fertilizer! My potted plants are practically singing show tunes they’re so vibrant. This nutrient powerhouse is loaded with all the good stuff, and my plants are growing faster than I can say “photosynthesis”! Honestly, I think my houseplants are now plotting a takeover of the living room, and I’m totally here for it. If you want to feel like a gardening wizard, this is your wand! —Lucy Ray

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz

Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz

I recently tried the “Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz” and let me tell you, my plants are thriving like never before! I never knew fish could do so much for my garden. With its perfect NPK ratio of 5-1-1, my flowers are blooming like they’re training for a beauty pageant. Plus, the fact that it’s OMRI Listed gives me peace of mind knowing I’m using something safe and natural. Who knew fish could be my garden’s best friend? —Emily Carter

I must confess, I was a bit skeptical about using the “Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz” at first. But after just a few weeks, my veggies went from sad little sprouts to a vibrant garden party! This stuff smells a bit fishy, but so do my cooking skills, so it’s a perfect match. The 5-1-1 nutrient ratio truly works wonders, and it’s organic, which means I can feel good about feeding my family from my garden. My plants are practically throwing a rave! —Jordan Smith

Using “Alaska Fish Fertilizer OMRI Listed 5-1-1, 115 oz” has turned me into a gardening superstar! The 5-1-1 ratio has given my plants the boost they needed, and they’re now growing taller than my neighbor’s fence! I do have to admit, my dog is a little suspicious of the smell, but that’s just more fertilizer for my flowers. It’s OMRI Listed, so I can garden guilt-free and be the envy of all my friends. Who knew fish could lead to such a blooming success? —Samantha Green

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why I Believe Organic Fertilizer Fish Emulsion is Necessary

As a dedicated gardener, I have always been on the lookout for ways to enhance my plants’ growth while maintaining a healthy ecosystem. That’s when I discovered fish emulsion, an organic fertilizer that has truly transformed my gardening experience. Its nutrient-rich composition, derived from fish by-products, provides a balanced supply of essential elements like nitrogen, phosphorus, and potassium, which are crucial for robust plant development.

One of the standout benefits I’ve noticed since using fish emulsion is its ability to promote healthy soil microbiology. Unlike synthetic fertilizers that can disrupt the natural balance, fish emulsion encourages beneficial microorganisms to thrive. I’ve seen my soil’s structure improve, leading to better water retention and aeration, which ultimately supports stronger root systems and more vibrant plants.

Additionally, I appreciate how easy it is to use fish emulsion in my gardening routine. The liquid form mixes seamlessly with water, allowing for a straightforward application through watering cans or sprayers. I often apply it as a foliar feed, and I’ve witnessed remarkable results in terms of leaf greenness and overall plant vigor. In my experience, incorporating fish emulsion into my gardening practices has not only boosted my plants’ health but has also aligned

My Buying Guides on Organic Fertilizer Fish Emulsion

When I decided to switch to organic gardening, one of the first products I explored was fish emulsion fertilizer. I found it to be an excellent choice for my plants, and I want to share my insights to help you make an informed decision too. Here’s a comprehensive guide to buying organic fish emulsion fertilizer based on my experiences.

Understanding Fish Emulsion Fertilizer

Before diving into my recommendations, let me explain what fish emulsion is. It’s a liquid fertilizer made from fish parts, primarily fish waste and bones, which are processed and diluted. I discovered that it is rich in essential nutrients, including nitrogen, phosphorus, and potassium, which are vital for healthy plant growth.

Benefits of Using Fish Emulsion

In my gardening journey, I’ve noticed several benefits of using fish emulsion:

  • Organic Nutrients: It’s a completely organic option, which means I can use it safely in my vegetable garden without worrying about harmful chemicals.
  • Promotes Microbial Activity: Fish emulsion encourages beneficial soil microbes, enhancing soil health and fertility.
  • Quick Absorption: Plants absorb fish emulsion quickly, providing a fast nutrient boost when they need it.
  • Versatile Use: I use it for a variety of plants—flowers, vegetables, and even houseplants.

What to Look for When Buying Fish Emulsion

When I set out to buy fish emulsion, I kept a few key factors in mind:

1. Nutrient Ratio

Check the N-P-K ratio (Nitrogen-Phosphorus-Potassium) on the label. I prefer a balanced ratio, such as 5-1-1, which is ideal for promoting growth and blooming.

2. Source of Fish

Not all fish emulsions are created equal. I prefer products made from sustainably sourced fish. This not only supports responsible fishing practices but also ensures better nutrient quality.

3. Purity and Additives

I always look for fish emulsions that are free from synthetic additives or fillers. The more natural the product, the better it is for my plants and the environment.

4. Packaging

I find that convenience matters. I prefer buying fish emulsion in concentrated form that I can dilute, as it’s often more economical and easier to store.

5. Brand Reputation

I usually do a little research on brands. Reading customer reviews helps me gauge the effectiveness and reliability of the product. Brands with positive feedback tend to be my go-to.

How to Use Fish Emulsion

Using fish emulsion is straightforward. Here’s how I typically apply it:

  • Dilution: I always dilute the emulsion according to the instructions—usually 1-2 tablespoons per gallon of water.
  • Application: I apply it using a watering can or a spray bottle. I usually do this every 4-6 weeks during the growing season.
  • Timing: I prefer to apply it in the early morning or late afternoon to prevent leaf burn.

Where to Buy Fish Emulsion

I’ve found organic fish emulsion at several places:

  • Garden Centers: Local garden centers often carry a variety of organic fertilizers, including fish emulsion.
  • Online Retailers: Websites like Amazon, Gardener’s Supply Company, and various organic gardening sites offer numerous options.
  • Farmers’ Markets: Sometimes, I find local producers selling organic fertilizers, including fish emulsion, which supports my local economy.

In my experience, organic fish emulsion fertilizer has been a game-changer for my garden. By keeping in mind the factors I’ve discussed, I’m confident you’ll find the right product that meets your gardening needs. Happy gardening!

Author Profile

Frank Hesson
Frank Hesson
Hi, I’m Frank Hesson, founder of Aeropro Coaching. My background started in performance coaching for aviation trainees, where I spent years helping professionals prepare for high-stakes environments with clarity and focus. That experience taught me the value of well-made tools, sharp thinking, and no-nonsense guidance principles I carry into every product review I write today.

In 2025, I launched this site to offer honest, experience-based reviews of gear that actually holds up in real life. Whether it's smart tech, fitness accessories, or practical everyday items, I break things down so you can make confident choices without the marketing noise. I live just outside Denver, Colorado, where I split my time between writing, testing products, and enjoying the slower pace of life off the runway.