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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

$39.32 USD
$39.32 USD
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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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🌱 Green Living. Green Growing. GreenAura. 🌱

Whether you’re nurturing your first Houseplant or creating a flourishing garden oasis, GreenAura is here to bring growth, serenity, and care into your life.

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Reviews

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    The ceramic pots I ordered are gorgeous! They’re sturdy, well-made, and added a lovely touch to my balcony garden.

    Lucas W.

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    Fast delivery and everything arrived in perfect condition. The seeds sprouted quickly and look super healthy so far.

    Sophie A.

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    I got a garden tool set and it exceeded expectations. Great quality and comfortable to use. Perfect for beginners like me.

    Henry K.
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Gardening Tools

We value quality, authenticity, and sustainability


At GreenAura Garden Shop, we believe gardening is more than a hobby—it’s a ritual of peace, growth, and well-being. Our mission is to provide high-quality plants, tools, and garden essentials that elevate your outdoor and indoor spaces, helping you create a sanctuary that feels alive, fresh, and inspiring.

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Blog posts

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  • Protect Evergreens from Winter Burn (Late-Fall Edition): Keep foliage green, block wind scorch, and prevent dieback

    Protect Evergreens from Winter Burn (Late-Fall ...

    Deep-water, stabilize roots with a mulch ring, and diffuse wind/sun with breathable burlap. These Late-Fall moves prevent winter burn and keep evergreen foliage healthy through freeze–thaw swings.

    Protect Evergreens from Winter Burn (Late-Fall ...

    Deep-water, stabilize roots with a mulch ring, and diffuse wind/sun with breathable burlap. These Late-Fall moves prevent winter burn and keep evergreen foliage healthy through freeze–thaw swings.

  • Winter Bird Feeding (Late-Fall Edition): Attract more birds, cut losses, and keep your backyard alive

    Winter Bird Feeding (Late-Fall Edition): Attrac...

    Place weather-smart feeders with high-fat foods, keep a shallow heated water source, and clean lightly but consistently. This Late-Fall setup boosts bird survival and turns winter into a daily show.

    Winter Bird Feeding (Late-Fall Edition): Attrac...

    Place weather-smart feeders with high-fat foods, keep a shallow heated water source, and clean lightly but consistently. This Late-Fall setup boosts bird survival and turns winter into a daily show.

  • Protect Hydrangeas in Winter (Late-Fall Edition): Save flower buds, prevent dieback, and keep shrubs show-ready

    Protect Hydrangeas in Winter (Late-Fall Edition...

    Use a breathable leaf cage and burlap wrap for bud insulation, plus a leaf mulch “donut” and wind screen for stability. This Late-Fall method preserves buds, prevents dieback, and sets...

    Protect Hydrangeas in Winter (Late-Fall Edition...

    Use a breathable leaf cage and burlap wrap for bud insulation, plus a leaf mulch “donut” and wind screen for stability. This Late-Fall method preserves buds, prevents dieback, and sets...

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Frequently Asked Question

How long does shipping take?

Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.

Is free shipping available?

We do not currently offer free shipping. However, this may be added at some point. We apologize.

How can I get a tracking number for my order?

If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.

How do I process a return or exchange?

For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.