That slurry is the emulsion and thus the fish fertilizer. Instead, it’s a slurry, which is a combination of dense solids. Similar to making fish meal, the fish gets ground down, but the result isn’t a powder.

If they have the whole fish to use, that’s even better. How does the fish become fertilizer? To emulsify a fish, manufacturers will take parts of the fish if that’s all that’s available, including its skin, scales, and bones. Okay, so those are the parts of fish fertilizer: bones and omega-3s. The omega-3 fatty acids found in fish oil can benefit those who don’t get enough omega-3s in their diet. The oil comes from oily fish tissue, including mackerel, swordfish, tuna, trout, or salmon. You might even have some fish oil in your kitchen cabinets right now. Fish meal doesn’t cost a lot of money to make, so farmers like to use it.įish oil is a little easier to stomach, as it’s a commercially-produced and sold supplement. (Offal is organ meat, by the way) It’s manufactured in one of two ways, in cakes or as a fine powder. What are those liquids? For fish fertilizer, they’re fish meal and fish oil.įish meal–which can also be spelled fishmeal–is ground-up fish parts that are deemed inedible, such as the offal and bones. An emulsion is simply what happens when two unblendable liquids come together. Let’s get started! What Is Fish Fertilizer?įish fertilizer is more often referred to as fish emulsion. In this article, I’ll explain exactly what fish fertilizer is, what’s in fish fertilizer that makes it so beneficial to your plants and I’ll even include a list of the best fish fertilizer brands and products to buy for your own plants. fish emulsion contains potassium, phosphorus, and nitrogen as well as sulfur, magnesium, and calcium, which plants crave and thrive on when given regularly. Does it have the right balance of phosphorus, nitrogen, and potassium? Is it just hype or is fish fertilizer good for plants?įish fertilizer is a great plant fertilizer, as well as a fantastic stand-in for traditional fertilizer. The few who have heard of people using it on plants don’t know if they should try it on their own plants. When it comes to fertilizing plants, I’ve realized that many people haven’t heard of using fish fertilizer, also referred to as fish emulsion on their plants.

Fish fertilizer for plants