128 oz. (Gallon) Neptune’s Harvest Hydrolized Fish Natural Organic Liquid Fertilizer



This organic fertilizer is made from fresh North Atlantic fish. Unlike fish emulsions, Neptune’s Harvest retains the fish proteins and oils and has no unpleasant odor.

20 in stock


Neptune’s Harvest Hydrolyzed Fish Natural Fertilizer is one of the most versitile products for the garden. When using this product please be advised it does have a fishy smell to is so the best bet is to use gloves when handling it. All-natural fish fertilizers are processed differently in the soil, because they contain nutrients that must first be digested by organisms, such as bacteria, earthworms and fungi, before they are available for plant roots to use. All of this microbial activity enhances the strength and vigor of plants by increasing the amount of organic matter in the soil.


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Made from fresh North Atlantic fish, this organic fertilizer contains both micro and macro nutrients.

The nitrogen and other nutrients are chelated, so they are readily available for plant’s consumption. Studies have shown this fertilizer to outperform chemical fertilizers.

Need a smaller amount of fertilizer? Try the 32oz

Neptune’s Harvest Naural Fertilizer

Organic vs Artificial Fertilizer

Since it is 100% organic, the fertilizer won’t burn plants or roots
In addition to N-P-K, this fertilizer also provides vitamins, amino acids, enzymes,and growth hormones necessary for optimum plant growth
Works as an outstanding compost enhancer by building the micro organisms (reported to generate compost in half the time!)
Blooms are more plentiful and longer lasting on flowering plants; fruits, vegetables, and herbs taste better
No offensive odor


Interested in finding out more about Fish Fertilizer? Check this out! 


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How to use organic liquid fertilizer in your home

How to apply liquid organic fertilizer to your garden or lawn?

Supplies Needed:

  • Neptune’s Harvest Fish & Seaweed Natural Organic Liquid Fertilizer
  • Nozzle
  • Water supply
  • Spray bottle

Step 1: Find a spray bottle big enough to comfortably hold the amount of Neptune’s Harvest Fish & Seaweed Natural Organic Liquid Fertilizer purchased. Connect a hose and nozzle to the spray bottle.

Step 2: Locate the gear to control the flow of the water on the hose, and then turn it on until a medium flow is obtained. Then spray your lawn and/or garden with the nozzle on your spray bottle. The combination of water and the organic liquid fertilizer is diluted to a suitable amount for the area of interest of your home. How to apply liquid organic fertilizer to your household plants or potted plants?

Supplies Needed 

  • Fertilizer
  • Water can/bucket
  • Water supply

Step 1: Get a bucket or watering can and mix water and the Neptune’s Harvest Fish & Seaweed Natural Organic Liquid Fertilizer together. Use directions on the product for accurate measurements.
Step 2: Apply the fertilizer to your household plants or potted plants at the rate recommended on the package.
Step 3: Once completed, wash out your container and store the item for its next use.

Healthy for your plants, trees, or anything else in your garden. (Traditional fertilizer has chemicals that can actually damage your garden)
Healthy for you. (Regular fertilizers have tons of chemicals that can lead to all kinds of health problems)
Safe to use around animals (Normal fertilizers leave chemicals which may cause harm to animals)
Lasts longer, which saves you money (More money in your pocket)
Produces better results for your garden. (Bigger trees, plants, fruits, etc)
Made naturally from seaweed (As opposed to processed with lots of harmful chemicals or through warehouses that pollute the air)
Helps The Environment (Less toxic chemicals sink into the earth)

If you are in the central Florida(metro Orlando) area we welcome your pickup of the product near our facility