Updated November 2026

Choosing the right fertilizer for clover lawn care is less straightforward than it looks. Clover is a legume that fixes its own nitrogen from the air through bacteria in its roots, so a heavy nitrogen dose can actually push clover out in favor of grass. The fertilizer you pick needs to feed the grass without overwhelming the clover, and it should be safe for the bees and other pollinators that visit clover blooms. The six products below were selected by comparing manufacturer specifications, brand reputation, and the patterns owners tend to describe in their feedback. Our criteria were nutrient ratio, release type, suitability for mixed clover and grass stands, and how practical each product is for home use.

Our top picks at a glance

  1. 1Jonathan Green Veri-Green Fertilizer for Seeding & Sodding - 1,500 Sq FtTOP CHOICEBest overallJonathan Green Veri-Green Fertilizer for Seeding & Sodding – 1,500 Sq FtView on Amazon
  2. 2Jonathan Green Green-Up Lawn Food 11540TOP CHOICEBest for new seedingJonathan Green Green-Up Lawn Food 11540View on Amazon
  3. 3GrowIQ 18-3-6 Liquid Lawn Fertilizer – High Nitrogen with Micronutrients (Quart)TOP CHOICEBest for quick green-upGrowIQ 18-3-6 Liquid Lawn Fertilizer – High Nitrogen with Micronutrients (Quart)View on Amazon
  4. 4Simple Lawn Solutions Commercial Grade Lawn Energizer (1 Gallon)Best for a lawn-wide liquid boostSimple Lawn Solutions Commercial Grade Lawn Energizer (1 Gallon)View on Amazon
  5. 5Spectracide Lawn Fertilizer 30-0-0 2-in-1 Formula, 32 Oz, 3 PackBest for a long, steady feedSpectracide Lawn Fertilizer 30-0-0 2-in-1 Formula, 32 Oz, 3 PackView on Amazon
  6. 6The Andersons Professional PGF 16-0-8 Fertilizer with Humic DG (18 lb)Best for organic-leaning soilThe Andersons Professional PGF 16-0-8 Fertilizer with Humic DG (18 lb)View on Amazon

Note on method: This list is based on published specifications and general owner feedback. We have not tested these products ourselves, and results will vary with soil, climate, and how you apply them.

Our Top Picks

Quick Comparison

Product Best for Key feature
Jonathan Green Veri-Green Fertilizer for Seeding & Sodding Overall use on established clover-grass lawns 12-18-8 ratio with a phosphorus-heavy profile
Jonathan Green Green-Up Lawn Food 11540 Newly seeded clover and grass areas Formulated for seeding and sodding
GrowIQ 18-3-6 Liquid Lawn Fertilizer Fast visible green-up Liquid nitrogen with micronutrients
Simple Lawn Solutions Commercial Grade Lawn Energizer Large areas with liquid application Concentrated liquid with iron and micronutrients
Spectracide Lawn Fertilizer 30-0-0 2-in-1 Formula Long, steady feeding of mixed lawns Quick-release and slow-release nitrogen
The Andersons Professional PGF 16-0-8 with Humic DG Organic-leaning soil care Humic material for soil structure

Jonathan Green Veri-Green Fertilizer for Seeding & Sodding – 1,500 Sq Ft

Granular starter lawn food for all grasses, 12-18-8 N-P-K ratio, 4.5 lb, Green-Up 11540, lawn care, model 16006 Jonathan Green Veri-Green Fertilizer for Seeding & Sodding - 1,500 Sq Ft

Granular starter lawn food for all grasses, 12-18-8 N-P-K ratio, 4.5 lb, Green-Up 11540, lawn care, model 16006 Jonathan Green Veri-Green Fertilizer for Seeding & Sodding – 1,500 Sq Ft

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Best for: Overall use on established clover-grass lawns

This granular fertilizer suits homeowners who want one product for a mixed clover and grass lawn. The listing describes a starter-style formula meant for lawns being established or repaired.

Key specs

  • Granular form
  • Covers approximately 1,500 square feet
  • Manufacturer-listed ratio of 12-18-8 (N-P-K)

Pros

  • Higher phosphorus supports root development in new growth
  • Granular format is simple to spread by hand or with a broadcast spreader
  • Well-known brand with broad availability

Cons

  • The starter-style ratio may be more than an established clover stand needs
  • Coverage is limited to the listed area, so larger lawns need more than one bag

Bottom line: A strong all-round pick for homeowners who want a single granular product for seeding and general maintenance.

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Jonathan Green Green-Up Lawn Food 11540

Jonathan Green (11540) Green-Up Lawn Food for Seeding & Sodding - 12-18-8 Grass Fertilizer (1,500 Sq. Ft.)

Jonathan Green (11540) Green-Up Lawn Food for Seeding & Sodding – 12-18-8 Grass Fertilizer (1,500 Sq. Ft.)

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Best for: Newly seeded clover and grass areas

Aimed at new seeding and sodding, this product fits homeowners overseeding a clover mix or laying fresh turf and wanting a formula geared to young roots.

Key specs

  • Granular lawn food
  • Covers approximately 1,500 square feet
  • Listed as a 12-18-8 grass fertilizer

Pros

  • Designed specifically for seeding and sodding
  • Phosphorus-forward formula suits establishing roots
  • Same brand family as the Veri-Green line, so the product is easy to recognize

Cons

  • Not necessary for a mature lawn that is already established
  • Nutrient-heavy formulas need careful spreading to avoid favoring grass over clover

Bottom line: Best suited to a fresh seeding project rather than routine feeding of an established lawn.

View on Amazon

GrowIQ 18-3-6 Liquid Lawn Fertilizer – High Nitrogen with Micronutrients (Quart)

GrowIQ 18-3-6 Liquid Lawn Fertilizer – High Nitrogen with Micronutrients for Fast Green-Up, Thick Grass & Root Growth- Any Grass Type- Concentrated- Easy to Apply (Quart)

GrowIQ 18-3-6 Liquid Lawn Fertilizer – High Nitrogen with Micronutrients for Fast Green-Up, Thick Grass & Root Growth- Any Grass Type- Concentrated- Easy to Apply (Quart)

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Best for: Fast visible green-up

This concentrated liquid is aimed at homeowners who want a quick visual response in grass, usually applied with a hose-end sprayer or as a diluted spray.

Key specs

  • Liquid concentrate, quart size
  • Listed ratio of 18-3-6 (N-P-K)
  • Includes micronutrients per the listing

Pros

  • Liquid form acts faster than most granules
  • Micronutrients are listed for overall plant health
  • Concentrate allows a small bottle to treat a large area

Cons

  • High nitrogen can favor grass over clover if overapplied
  • Liquid products need to be mixed and applied accurately

Bottom line: A good choice for a quick, visible boost, provided you dilute carefully and keep the rate low to protect clover.

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Simple Lawn Solutions Commercial Grade Lawn Energizer (1 Gallon)

Commercial Grade Lawn Energizer - Grass Fertilizer Booster with Nitrogen, Iron, Micronutrients - Liquid Turf Spray Concentrated Fertilizer- Any Grass Type - Simple Lawn Solutions (1 Gallon)

Commercial Grade Lawn Energizer – Grass Fertilizer Booster with Nitrogen, Iron, Micronutrients – Liquid Turf Spray Concentrated Fertilizer- Any Grass Type – Simple Lawn Solutions (1 Gallon)

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Best for: Large areas with liquid application

A concentrated liquid turf spray for owners with larger lawns who already use a sprayer and want to cover ground efficiently.

Key specs

  • One-gallon concentrate
  • Listed to contain nitrogen, iron, and micronutrients
  • Suitable for any grass type, per the listing

Pros

  • Gallon size is economical for large properties
  • Iron supports deeper green color without a big nitrogen push
  • Works with standard hose-end or pump sprayers

Cons

  • Requires mixing and measuring, which some homeowners find fiddly
  • Concentrate needs careful dilution to avoid stressing the lawn

Bottom line: Practical for larger clover and grass lawns where a liquid program is already part of the routine.

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Spectracide Lawn Fertilizer 30-0-0 2-in-1 Formula, 32 Oz, 3 Pack

Promotes Thick, Green Growth Without Burning, Contains Quick-Release & Slow-Release Nitrogen, Feeds Up To 5,000 Sq. Ft. Spectracide Lawn Fertilizer 30-0-0, 2-in-1 Formula 32 Oz, 3 Pack

Promotes Thick, Green Growth Without Burning, Contains Quick-Release & Slow-Release Nitrogen, Feeds Up To 5,000 Sq. Ft. Spectracide Lawn Fertilizer 30-0-0, 2-in-1 Formula 32 Oz, 3 Pack

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Best for: Long, steady feeding of mixed lawns

This product combines quick-release and slow-release nitrogen, suiting owners who want an even feed over several weeks rather than a single surge.

Key specs

  • Listed ratio of 30-0-0 (nitrogen only)
  • Three 32-ounce containers in this pack
  • Combines quick-release and slow-release nitrogen

Pros

  • Blend of fast and slow nitrogen gives a steadier response
  • Nitrogen-only ratio is easy to match to a clover-focused program
  • Multi-pack suits repeated applications through the season

Cons

  • No phosphorus or potassium, so it is not a complete fertilizer
  • Nitrogen-heavy products can crowd out clover if applied at high rates

Bottom line: Useful for owners who want a nitrogen top-up in a controlled way, especially alongside a balanced base fertilizer.

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The Andersons Professional PGF 16-0-8 Fertilizer with Humic DG (18 lb)

The Andersons Professional PGF 16-0-8 Fertilizer with Humic DG (18lb)

The Andersons Professional PGF 16-0-8 Fertilizer with Humic DG (18lb)

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Best for: Organic-leaning soil care

This granular fertilizer includes humic material, appealing to homeowners who want to support soil structure and biological activity alongside feeding the lawn.

Key specs

  • 18-pound bag
  • Listed ratio of 16-0-8 (N-P-K), with no phosphorus
  • Includes humic material per the product name

Pros

  • Humic component is intended to support soil conditioning
  • Moderate nitrogen level is less likely to overwhelm clover
  • Granular format is straightforward to apply

Cons

  • Zero phosphorus may not suit soils already low in it; a soil test helps decide
  • Not a certified organic product, so check labels if strict organic status matters

Bottom line: A reasonable pick for owners who want humic-enhanced feeding, ideally after a soil test confirms the phosphorus need.

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Buying Guide

Nitrogen content and ratio

Clover fixes its own nitrogen, so a high-nitrogen fertilizer is often unnecessary and can favor grass. Look at the N-P-K numbers on the bag. Lower nitrogen ratios are generally a better match for mixed clover lawns, while higher ratios suit grass-only lawns or quick color needs.

Good picks for this: Spectracide Lawn Fertilizer 30-0-0, The Andersons Professional PGF 16-0-8

Phosphorus and potassium

Phosphorus supports root development, which matters most for new seeding. Potassium supports overall hardiness. A soil test from your local extension office will tell you whether either nutrient is actually low before you buy.

Good picks for this: Jonathan Green Veri-Green Fertilizer for Seeding & Sodding, Jonathan Green Green-Up Lawn Food 11540

Granular versus liquid form

Granular products release nutrients over time and are easy to spread evenly with a broadcast spreader. Liquid products act faster but require mixing and careful rates. Choose based on lawn size and how much hands-on mixing you are willing to do.

Good picks for this: GrowIQ 18-3-6 Liquid Lawn Fertilizer, Simple Lawn Solutions Commercial Grade Lawn Energizer

Release speed

Quick-release nitrogen gives fast color but can burn turf if overapplied. Slow-release sources feed more evenly. Products labeled as blends of both offer a middle path. For a clover lawn, steady feeding usually beats a single large dose.

Good picks for this: Spectracide Lawn Fertilizer 30-0-0, Jonathan Green Veri-Green Fertilizer for Seeding & Sodding

Coverage and lawn size

Check the square footage the product is labeled to cover and compare it with your lawn. Overlapping passes or undersized bags lead to uneven feeding. Measure your lawn first, then pick a size that fits without a lot of leftover product.

Good picks for this: Simple Lawn Solutions Commercial Grade Lawn Energizer, Jonathan Green Green-Up Lawn Food 11540

Organic and soil-building components

Humic materials and other soil-conditioning ingredients are often included in products marketed for soil health. They are not a substitute for a soil test, but they can be a useful part of a long-term program.

Good picks for this: The Andersons Professional PGF 16-0-8 with Humic DG

Application timing and safety for pollinators

Apply fertilizer when clover is not in heavy bloom, or water it in promptly, to reduce exposure for bees. Keep bags stored dry and off the lawn, and sweep up any granules that land on sidewalks so they do not wash into waterways.

Good picks for this: Jonathan Green Veri-Green Fertilizer for Seeding & Sodding, The Andersons Professional PGF 16-0-8 with Humic DG

FAQ

Does fertilizer hurt clover in a lawn?

Not usually when the rate is moderate. Heavy nitrogen, though, favors grass and can reduce clover over time. Using a lower-nitrogen product and feeding at recommended rates helps keep the balance.

Do I need fertilizer for a clover lawn at all?

Often very little. Clover supplies much of its own nitrogen. Many clover lawns need only occasional feeding of phosphorus and potassium, based on a soil test.

When is the best time to fertilize a clover lawn?

Early fall and spring are common windows for cool-season lawns. Avoid heavy feeding during hot, dry weather, and keep applications light when clover is blooming.

Is granular or liquid fertilizer better for clover?

Either can work. Granular products are easier to spread evenly and release nutrients gradually. Liquid products act faster but need careful dilution. Choose based on your lawn size and comfort with mixing.

Can I use a nitrogen-only fertilizer on a clover lawn?

You can, but use it sparingly. Nitrogen-only products can push grass ahead of clover, so apply at low rates and watch how the mix responds over a season.

Are these fertilizers safe for bees?

Fertilizers themselves are not designed to kill bees, but applying them when clover is in bloom and letting product sit on flowers increases exposure risk. Water in granules after application and avoid spraying when bees are active. If you have concerns about pollinator health in your area, consult your local extension service.

Conclusion

For most mixed clover and grass lawns, a balanced granular product such as the Jonathan Green Veri-Green Fertilizer for Seeding & Sodding is the most versatile choice. Owners establishing new seeding should look at the Green-Up Lawn Food 11540, while those wanting a fast liquid response may prefer the GrowIQ 18-3-6. Larger properties with a sprayer setup may find the Simple Lawn Solutions Lawn Energizer practical. For steady, controlled nitrogen, the Spectracide 30-0-0 fits well, and the Andersons PGF 16-0-8 suits owners focused on soil conditioning. Start with a soil test so your choice matches what your lawn actually needs.

Sources

Emily Parker

About Emily Parker

Emily Parker is part of our editorial team and reviews and edits our pollinator-safe lawn care guides, checking product details against manufacturer specifications and owner feedback.