Best Organic Grass Fertilizers In January 2025

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With the number of alternatives available on the market, getting the right one could sometimes be a difficult task.. That’s why our platform is dedicated to product testing and coming up with this list of top 10 Best Organic Grass Fertilizers. Having done thorough research on this topic, we hope that our list will help you find the one you need!

To help you in your search, we have completed this list of the Best Organic Grass Fertilizers.

Top Rated Best Organic Grass Fertilizers Of 2025

Rank	Product Name	Score
1	Maximum Green & Growth- High Nitrogen 28-0-0 NPK- Lawn Food Natural Liquid Fertilizer Buy Now	9.7 Buy Now
2	Advanced 16-4-8 Balanced NPK - Lawn Food Natural Liquid Fertilizer - Spring Buy Now	9.5 Buy Now
3	Superior Nitrogen & Potash 15-0-15 NPK- Lawn Food Natural Liquid Fertilizer - Concentrated Buy Now	9.1 Buy Now
4	Purely Organic Lawn Food Buy Now	8.8 Buy Now
5	Milorganite 32 lb. Slow-Release Nitrogen Fertilizer Buy Now	8.6 Buy Now
6	Espoma LS36 Organic Lawn Starter Seed and Sod Food Fertilizer, 36 lb Buy Now	8.3 Buy Now
7	Espoma EOLF28 Organic All Season Lawn Food, 28-Pound Buy Now	8.1 Buy Now
8	Espoma ELF20 20-Pound Organic All Season Lawn Food Buy Now	7.8 Buy Now
9	Espoma Organic Weed Preventer-25 lb. CGP25, 25 lb Buy Now	7.5 Buy Now
10	Just Scentsational TP-2.5G Trident's Pride Organic Liquid Fish Hydroponic Soil Fertilizer, 320 oz Buy Now	7.2 Buy Now

1. Maximum Green & Growth- High Nitrogen 28-0-0 NPK- Lawn Food Natural Liquid Fertilizer

• The power of quick release and slow release nitrogen: 70% quick release nitrogen to stimulate quick green and growth while 30% slow release nitrogen keeps your lawn feed in between applications.
• Contains high quality feed grade compounds: nourish your lawn to health with liquid nutrients. designed to be quickly & easily applied.
• Just like the human body your lawn needs essential vitamins and nutrients to survive and maintain health. read in description sign of symptoms of nitrogen deficiency.
• All grass types: including bermuda, st. augustine, zoysia, buffalo, centipede, florida palmetto, bahia, fescue, ryegrass & kentucky bluegrass
• 28-0-0 liquid lawn food nutritional supplement: high nitrogen formula. use to stimulate green & growth or to treat nutrient deficiency.

2. Advanced 16-4-8 Balanced NPK - Lawn Food Natural Liquid Fertilizer - Spring

• Easy to use: designed to be easily applied. this complete nitrogen, phosphate and potash formula gives your grass greening & growth while providing nutrients for roots, health and turf strength.
• Produced in the united states: 16-4-8 is manufactured in the united states of america, by a family owned business with 25 years of former experience in the commercial professional turf industry.
• All grass types: including bermuda, st. augustine, zoysia, buffalo, centipede, florida palmetto, bahia, fescue, ryegrass & kentucky bluegrass
• Complete npk lawn food: 16-4-8 is the perfect blend of key macronutrients. this lawn liquid food turf fertilizer also contains seaweed & fish.
• Contains high quality feed grade ingredients: nourish your lawn to health with pure liquid nutrients. we believe in nourishing your lawn to health the right way.

3. Superior Nitrogen & Potash 15-0-15 NPK- Lawn Food Natural Liquid Fertilizer - Concentrated

• 15-0-15 phosphorus-free liquid lawn food nutritional supplement: if you want to maintain lawn health or if your lawn symptoms of a nitrogen & potassium deficiency then this is the correct fertilizer for you!
• The power of nitrogen & potassium blended with humic acid: intensify green and growth while providing key nutrients for health and strength. humic/fulvic acid conditions soil while helping the transfer of food throughout the plant cell.
• Made with high quality feed grade ingredients: nourish your lawn to health with safe, pure liquid nutrients. designed to be quickly & easily applied.
• Produced in the united states: 15-0-15 is manufactured in the united states of america, by a family owned business with 25 years of former experience in the commercial professional turf industry.
• All grass types: including bermuda, st. augustine, zoysia, buffalo, centipede, palmetto & bluegrass. safe for children and pets.

4. Purely Organic Lawn Food

• 10-0-2 formula with no phosphorus meets town & municipality regulations restricting phosphate use.
• Convenient, family & pet friendly. no restrictions on re-entry time after application.
• Promotes lush green turf grass. will not burn your lawn.
• Covers up to 5,000 square feet. feeds all season long.
• Plant based formula with distillers grains & soy. no harsh chemicals, no manure & no smelly biosolids.

5. Milorganite 32 lb. Slow-Release Nitrogen Fertilizer

6. Espoma LS36 Organic Lawn Starter Seed and Sod Food Fertilizer, 36 lb

• Granulated for easy spreading
• Safe for kids, pets and the environment
• No assembly required
• All natural lawn starter promotes thick new grass

7. Espoma EOLF28 Organic All Season Lawn Food, 28-Pound

• Organic formula
• With biotone microbes
• Covers 5000 feet
• For a healthy lawn
• Size 18 pounds

8. Espoma ELF20 20-Pound Organic All Season Lawn Food

• All season lawn food
• Safe to use
• Two to four times the coverage of natural lawn foods
• Rapid greening plus long term feeding
• 18-0-3 formula

9. Espoma Organic Weed Preventer-25 lb. CGP25, 25 lb

• Apply twice per year, early spring and fall
• Children and pets can safely play on lawn after application.
• Made from corn gluten meal
• Granulated for easy application, espoma organic weed preventer provides long lasting nitrogen for a thicker, greener lawn
• Feeds lawns to ensure a deep, green color and prevents weeds by inhibiting root development in seedlings

10. Just Scentsational TP-2.5G Trident's Pride Organic Liquid Fish Hydroponic Soil Fertilizer, 320 oz

• Increased microbe production reduces the need for pesticides and creates stronger growth
• Concentrated, high-energy soil nutrient broth creates better lawns, crops, or gardens
• Trident's pride cuts down on chemical fertilizers while increasing anti-oxidants, sugar, and earthworm population
• Omri-rated, all-natural, cold pressed, 100% organic fish fertilizer adds proteins and enzymes to soil
• This fertilizer comes in an easy-pour jug with a handle for easy application, suggested use is 4-6 oz per gallon of water