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The+Grow+Co

Ammonium Sulfate 21-0-0 Fertilizer, High Nitrogen Fertilizer for Plants Rapid Growth & Deep Greener Color, Ideal Ammonium Sulfate Fertilizer & Soil Acidifier to Lower pH Levels in Alkaline Soil, 5 lb

Ammonium Sulfate 21-0-0 Fertilizer, High Nitrogen Fertilizer for Plants Rapid Growth & Deep Greener Color, Ideal Ammonium Sulfate Fertilizer & Soil Acidifier to Lower pH Levels in Alkaline Soil, 5 lb

$26.21 USD
$26.21 USD
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Shipping calculated at checkout.

About This

  • NITROGEN NUTRIENT PLANT FOOD: Unlike other garden & lawn fertilizers, our ammonia sulfate fertilizer has a 21-0-0 ratio with 21% nitrogen and 24% sulfur for improved soil health & greener growth.
  • GREAT FERTILIZER SOIL ACIDIFIER: Made to acidify soil, our sulfur for soil is excellent for acid loving plants. It lowers pH levels & is perfect for fertilizing plants in highly alkaline soil.
  • VIBRANT, GREENER COLOR: Our ammonium sulfate fertilizer helps you achieve healthy, deep green plants. Watch your plants & turf bursting with lush greenery, creating stunning gardens & green lawns.
  • BIGGER BLOOMS & YIELD: Our ammonia sulfate promotes lush growth & colorful blooms. It grows more fruit & vegetables & works great as a sulfur & nitrogen tree fertilizer for hydrangea, azaleas & more.
  • PREMIUM PLANT FERTILIZER: This versatile & highly soluble formula is derived from premium Ammonium Sulfate. It creates a welcoming environment for plants that thrive in acidic conditions.
  • EASY TO USE: Versatile application on turf, gardens, flowers, trees, and shrubs—follow label instructions for effortless application to support healthy growth, vibrant blooms, and thriving plants.

Overview

  • Brand : The Grow Co
  • Item Weight : 4 Pounds
  • Item Form : Granules
  • Coverage : 100 square feet
  • Mixing ratio : 1:0:0
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Gardeners Are Saying

  • Karen D ★★★★★

    Loved the wildflower seed mix—sprouted fast, and the pollinators showed up within a week. Great way to help the bees!

  • Laura S ★★★★★

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  • Robert H ★★★★★

    The cedar raised beds I ordered from GARDUCT smell amazing and feel rock‑solid. Absolutely worth every penny compared to the flimsy ones at big‑box stores.

Frequently Asked Questions

We want you to love your purchase.If you're not completely satisfied, you may return your unused item within 30 days of delivery.Please note: The item must be in its original condition and packaging. Return shipping costs are the responsibility of the customer unless the item arrived damaged or defective.To start a return, simply contact our support team with your order number.

Most orders are processed within 3–5 business days, and fully prepared for shipping within 4–6 business days.Standard shipping within the continental U.S. typically takes 3–8 business days, depending on your location.For made-to-order or specialty items, please allow a little extra time—we’ll always keep you updated with tracking info.

We’ll notify you within 48hours. You can wait for restock, choose a similar product, or request an immediate refund—your choice.

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