Neptune's Harvest Fish Fertilizer 2-4-1, 36 Ounce
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35,490 reviews
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50+ products
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Aquarium Water Treatments
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About Neptune's Harvest Fish Fertilizer 2-4-1, 36 Ounce
Overall Feedback:
73% positive
65% praised for its ability to control algae growth
This fertilizer is gentle and I can't think of any other fertilizers that can be applied to very young plants without worrying about overdoing it.
70% found it easy to dose and apply
Making the treatment is easy and plants love it.
This product is an exception to the rule of not fertilizing young seedlings because it is natural and gentle.
Our product goes through a cold press hydrolyzation process which retains more micro nutrients, proteins, and omega fatty acids than other processing methods, making it smell less than other fish emulsions.
I have noticed that the product does not have a strong unpleasant, lingering whiff, despite negative reviews about fishy smell.
78% praised for its ability to eliminate unpleasant odors, though 22% still detected some lingering smells.
The product doesn't have a strong unpleasant, lingering whiff, contrary to negative reviews about fishy smell.
The product has a cold press hydrolyzation process that retains micro nutrients, proteins, and omegas fatty acids while reducing its smell compared to other fish emulsions.
The product doesn't smell as claimed by the manufacturer. It's so bad that I had to dump the extra water because my house started to smell like dead fish.
I have noticed that the product has an unpleasant odor, which is contrary to its description. It smells like rotten fish and can stink up the yard for a day or two depending on the amount used.
