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Lawn Iron Fertilizer – Dark Venom [3-0-5 + 1.5% Iron]

Lawn Iron Fertilizer – Dark Venom [3-0-5 + 1.5% Iron]

$30.00 USD
$45.00 USD $30.00 USD
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Get a rich, deep green lawn that won’t mow away — powered by high-iron performance.

✅ Best For:

  • All turf types (Bermuda, Zoysia, Fescue, Bluegrass, Rye, etc.)
  • Boosting lawn color without nitrogen growth spurts
  • Homeowners and pros seeking a professional green-up

🌱 Why It Works:

Dark Venom [3-0-5 + 1.5% Iron] delivers a premium dose of nitrogen, potassium, and iron in a fast-absorbing liquid spray. It enhances chlorophyll production for a lasting deep green without overgrowth. Backed by Nutrx™ technology, it improves root development and nutrient uptake for resilient, healthy turf.

🤝 Pair It With:

All Purpose to provide full-spectrum feeding and a lush green-up for both lawn and garden beds.

💧 How to Use:

Attach the spray bottle to a standard garden hose. Covers up to 10,000 sq ft. Reapply every 2–4 weeks as needed. If applying by hand mix 2-8 tablespoons (1-4oz) per gallon of water.

Made in the USA with professional-grade ingredients used on sports turf nationwide. Brewed, blended, and bottled in Chicago, IL

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Frequently Asked Questions

What is Dark Venom used for?

It’s a high-iron fertilizer designed to deepen lawn color without overgrowth. Perfect for getting that rich green “pop.”

Will it stain surfaces or walkways?

Dark Venom contains iron, which may stain concrete or stone. Apply carefully and rinse off any overspray right away.

How soon will I see results?

Most users see noticeably greener lawns within 48 hours. It’s fast-acting and ideal before events or photos.

Can it be combined with other fertilizers?

Yes — pair it with our All Purpose fertilizer for comprehensive nutrition and vibrant color.

Can the spray bottle be refilled and reused?

Yes! Each bottle is designed to be refilled and reused — reducing waste and saving you money long-term.

Where is this made?

Brewed, blended, and bottled in Chicago, IL.