Only 3 days left | 20% off lawn plans & free shipping!

Code: GROWBETTER

We use third-party tools for analytics and marketing purposes. By continuing to browse, you agree to their use. Learn more

Sunbelt Nutrients Liquid Lawn Fertilizer (42.3 fl oz)

One pouch covers up to 5,000 sq ft

LAWN PLAN EXCLUSIVE

Sunbelt Nutrients Liquid Lawn Fertilizer

Targeted for warmer climates.

28-0-3 liquid fertilizer with nitrogen, potassium, and seaweed extract. High nitrogen for extended growing seasons, seaweed for heat stress tolerance.

sunday-guarantee-badge

We're committed to making sure Sunday works for you and your home. Need a replacement? Or help troubleshooting an issue? Our experts are here for you. Learn more

Related products

LAWN PLAN EXCLUSIVE

Sunbelt Nutrients Liquid Lawn Fertilizer

High nitrogen plus seaweed for hot climates

Sunbelt Nutrients delivers 28-0-3 for lawns with long growing seasons. High nitrogen keeps up with aggressive summer growth. Seaweed extract supports heat tolerance when temps spike. The 5.6% slow-release feeds steadily instead of burning out in summer heat.

Works on warm-season and cool-season grasses in hot, sunbelt states.

The good stuff inside

  • 28-0-3 NPK High nitrogen for long growing seasons
  • High nitrogen 28-0-3 NPK Keeps up with long southern growing seasons
  • 5.6% slow-release nitrogen Feeds steadily through summer heat
  • Seaweed extract Supports heat tolerance and stress recovery
  • Potassium Deep rooting and water management
  • Zero pesticide fertilizer—everything you need, nothing you don't
  • Universally loved by climates and grasses

How to use

Apply when grass is actively growing. Soil temps above 65°F for warm-season, 55°F for cool-season.

1. Apply early morning or evening to a well-hydrated lawn.

2. Connect sprayer to hose and pouch.

3. Spray evenly until pouch is empty (about 10-15 minutes).

4. Let dry completely before walking on lawn.

5. Reapply every 4-6 weeks during active growth.

What are the Sunbelt states in the United States?

The Sunbelt stretches across the southern tier of the country: Florida, Georgia, South Carolina, Alabama, Mississippi, Louisiana, Texas, New Mexico, Arizona, Nevada, and Southern California. These states share long growing seasons, intense summer heat, and warm-season grasses that stay active when northern lawns go dormant.

Why do Sunbelt lawns need special nutrients?

Longer growing seasons mean grass works overtime and burns through nutrients faster. Intense heat causes standard fertilizers to volatilize before grass absorbs them. Sunbelt Nutrients uses slow-release nitrogen that stays stable in high temps, plus seaweed for heat stress tolerance. Northern formulas spike and fade. This one keeps up.

Should I water my lawn after applying Sunbelt Nutrients?

Wait 24 hours before watering. The fertilizer needs time to dry and absorb into the grass blades. If your sprinklers run automatically, skip a cycle. Light watering after 24 hours helps move nutrients into the root zone.

What is the best time of day to apply Sunbelt Nutrients?

Early morning or evening when temps are below 85°F. Avoid midday heat. The fertilizer absorbs better when grass isn't stressed by sun, and you reduce evaporation. If you must apply during warm weather, water the lawn the day before.

How long after Sunbelt Nutrients can I apply my next fertilizer?

Wait 4-6 weeks between liquid applications. If you're switching to a different product like Active Lawn or Southeast Nutrients, the same timing applies. Stacking fertilizers too close together risks burning your lawn.

What will Sunbelt Nutrients do for my soil?

The seaweed extract supports root strength and heat tolerance, which helps grass pull nutrients more efficiently from soil. The potassium improves water management in the root zone. It's feeding the grass and supporting the soil biology that keeps roots healthy.

Trending items

Bare Patches

pet lawn bare repairpet lawn bare repair

Pet Lawn Bare Repair

$25

starstarstarstarstar

(42)

Shipping box

Free Shipping!

Sunday Pet Patch liquid dog urine lawn repair treatment pouch with hose-end sprayer for pet spot recoverySunday Pet Patch liquid dog urine lawn repair treatment pouch with hose-end sprayer for pet spot recovery

Pet Patch Pet Spot Repair Treatment

$20

starstarstarstarstar

(64)

Shipping box

Free Shipping!

Sunday Super S liquid sulfur fertilizer for lawn pouch with hose-end sprayer on green grassSunday Super S liquid sulfur fertilizer for lawn pouch with hose-end sprayer on green grass

Super S Liquid Fertilizer

$30

starstarstarstarstar

(18)

Shipping box

Free Shipping!

Sunday Drought Defense lawn treatment 42.3 fl oz liquid fertilizer pouch with hose-end sprayerSunday Drought Defense lawn treatment 42.3 fl oz liquid fertilizer pouch with hose-end sprayer

Drought Defense Lawn Treatment

$25

Shipping box

Free Shipping!

Sunday Potassium Boost liquid potassium fertilizer 42 fl oz pouch with hose end sprayer for lawnsSunday Potassium Boost liquid potassium fertilizer 42 fl oz pouch with hose end sprayer for lawns

Potassium Boost Liquid Fertilizer

$30

Shipping box

Free Shipping!

Motorized Wand Sprayer used for pest and weed productsMotorized Wand Sprayer used for pest and weed products

Sunday Weed & Pest Wand Sprayer

$10

Shipping box

Free Shipping!

Sunday liquid lawn fertilizer pouches side by side on a lawn

Liquid Lawn Fertilizer Instructions

Healthy soil grows healthy grass. Sunday's liquid fertilizers deliver nutrients fast, right when your lawn needs it. Here's how to put them to work.

Read article

Customer reviews

We’re looking for stars!
Let us know what you think

Related Products