Top 30 Ammonia Garden Fertilizers on Amazon (Verified You can Buy)
Top 1
TrueNute Fake Fish Ammonium Sulfate 16 Ounce Packs, Fishless Aquaponics Cycling
Generic
FFish16
Ratings for Generic (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| True Aquaponics LLC | - | ❌ | ❌ | ❌ |
Features
[Instructions] Simplified instructions that are easy to understand are available for download!!!
[Trust Level] Trusted worldwide for quality, and use in Aquaponics to be fish, people and bacteria safe when used as directed.
Top 2
Ammonium Sulfate 21-0-0 Fertilizer, Water Soluble Ammonia Sulfate Fertilizer, High Nitrogen 21-0-0 for Lawn, Crops & Garden (1 LB)
CFUTABOH
0.5 Pounds
Ratings for CFUTABOH (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CFUTABOH | - | ❌ | ❌ | ❌ |
Features
Premium Ammonium Sulfate 21-0-0 fertilizer with 21% high nitrogen, boosts lush leaf growth for lawns and crops.
Quick water-soluble Ammonia Sulfate, easy to use by irrigation, sprinkling and foliar spraying with no residues.
Top 3
Ammonium Sulfate 21-0-0 Fertilizer, High Nitrogen for Rapid Plant Growth & Deep Green Color, Ideal Soil Acidifier to Lower pH in Alkaline Soil, 5 lb
The Grow Co
Ammonium Sulfate 21-0-0
4.0 Pounds
Ratings for The Grow Co (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| umBrands | - | ❌ | ❌ | ❌ |
Features
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.
Top 4
Ammonium Sulfate 21-0-0 Fertilizer, Water Soluble Ammonia Sulfate Fertilizer, High Nitrogen 21-0-0 for Lawn, Crops & Garden (3 LB)
CFUTABOH
0.5 Pounds
Ratings for CFUTABOH (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CFUTABOH | - | ❌ | ❌ | ❌ |
Features
Premium Ammonium Sulfate 21-0-0 fertilizer with 21% high nitrogen, boosts lush leaf growth for lawns and crops.
Quick water-soluble Ammonia Sulfate, easy to use by irrigation, sprinkling and foliar spraying with no residues.
Top 5
Ammonium Sulfate 21-0-0 Fertilizer, Water Soluble Ammonia Sulfate Fertilizer, High Nitrogen 21-0-0 for Lawn, Crops & Garden (2 LB)
CFUTABOH
0.5 Pounds
Ratings for CFUTABOH (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CFUTABOH | - | ❌ | ❌ | ❌ |
Features
Premium Ammonium Sulfate 21-0-0 fertilizer with 21% high nitrogen, boosts lush leaf growth for lawns and crops.
Quick water-soluble Ammonia Sulfate, easy to use by irrigation, sprinkling and foliar spraying with no residues.
Top 6
CountryMax Ammonium Sulfate Fertilizer 21-0-0, 10LB Bag, High Nitrogen Lawn Fertilizer with Sulfur, Plant Food for Grass, Gardens, Vegetables & Soil Care
CountryMax
10.0 Pounds
Ratings for CountryMax (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CountryMax Stores | 3,206 | ❌ | ❌ | ❌ |
Features
[HIGH NITROGEN LAWN FERTILIZER]: 21-0-0 ammonium sulfate fertilizer delivers a strong nitrogen source for lawns, grass, and plants, helping support green color and steady growth
[SULFUR FOR SOIL BALANCE]: Contains sulfur to support soil conditions and nutrient uptake, making it a practical choice for garden soil, lawn care, and plant feeding
Top 7
Ammonium Sulfate Fertilizer AMS 21-0-0 +24% Sulfur - Made in USA Plant Food for Fruit, Vegetables, Acid Loving Plants Soil Acidifier to Lower pH in Alkaline Soil
Cz Garden Supply
32177
4.0 Pounds
Ratings for Cz Garden Supply (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Cz Garden | 7,426 | ❌ | ❌ | ❌ |
Features
PREMIUM QUALITY INGREDIENTS – Cz Garden Ammonium Sulfate is a water soluble, high purity, premium nitrogen + sulfur fertilizer designed to boost the healthy development of all your indoor flowers, lawn, and garden vegetables.
21% NITROGEN + 24% SULFUR FERTILIZER promotes green leafy growth and hardy plants. Get lush vegetation in your home garden with our high-efficiency Ammonium Sulfate fertilizer.
Urea Fertilizer 46-0-0 Made in USA Plant Food for Indoor/Outdoor Flowers & Organic Gardens - Promotes Lush Growth - Lettuce, Green Lawns, Fruit, Vegetables, Citrus Trees, Tie Dye Granules Prills
Cz Garden Supply
OF-EIFE-LQ8Y
3.1 x 3.1 x 2.5 inches
0.0 pounds
Ratings for Cz Garden Supply (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Cz Garden | 7,426 | ✅ | ✅ | ✅ |
Features
PREMIUM QUALITY INGREDIENTS – Cz Garden Urea is a water soluble, high purity, premium nitrogen fertilizer designed to boost the healthy development of all your indoor flowers, lawn, and garden vegetables.
POWERFUL NITROGEN FERTILIZER promotes green leafy growth. Get lush vegetation in your home garden with our high-efficiency Urea fertilizer.
Top 9
Best for Jobe's
Best for Vegetables
Best for Nitrogen
Best for Bag
Best for Box
Best for Fall
Best for Spring
Best for Summer
Best for Organic
Best for Ready For Use
Jobe’s Organics 09026 Fertilizer, 4 lb
Jobe's Organics
09026
3.5 x 7.0 x 13.5 inches
4.0 pounds
Ratings for Jobe's Organics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
Organic granular fertilizer; Fast acting fertilizer for vegetables and tomatoes for a more abundant harvest
OMRI listed for organic gardening by USDA; Certified organic means no synthetic chemicals
Down To Earth All Natural Fertilizers Organic Acid Mix - 4-3-6, 1 lb
Down To Earth All Natural Fertilizers
17803
4.25 x 2.12 x 5.5 inches
1.04 pounds
Ratings for Down To Earth All Natural Fertilizers (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Sebago Distribution | 1,084 | ❌ | ❌ | ❌ |
Features
This fertilizer is blended especially for acid lovers such as rhododendrons, azaleas, camellias, hydrangeas, evergreens, blueberries, raspberries, strawberries, potatoes and other plants that need a low pH
To encourage lush flowers and fruit, apply Acid Mix in early spring for vegetative growth and again when blooms appear.
Top 11
Best for Down To Earth All Natural Fertilizers
Best for Fall
Best for Spring
Best for Natural
Down to Earth All Natural Acid Mix Fertilizer 4-3-6, 5 lb
Down To Earth All Natural Fertilizers
07824
3.8 x 8.1 x 10.7 inches
5.0 pounds
Ratings for Down To Earth All Natural Fertilizers (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| A Natural Lifestyle | 1,631 | ✅ | ✅ | ✅ |
| Amazon.com | - | ✅ | ✅ | ✅ |
| Sebago Distribution | 1,084 | ❌ | ❌ | ❌ |
Features
A Natural fertilizer blended especially for acid lovers such as rhododendrons, azaleas, camellias, hydrangeas, evergreens, blueberries, raspberries, strawberries, potatoes and other plants that need a low pH
To encourage lush flowers and fruit, apply Acid Mix in early spring for vegetative growth and again when blooms appear.
Down to Earth Organic Langbeinite Fertilizer Mix 0-0-22, 5 lb
Down To Earth All Natural Fertilizers
07852
3.5 x 8.0 x 10.8 inches
5.25 Pounds
Ratings for Down To Earth All Natural Fertilizers (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| A Natural Lifestyle | 1,631 | ❌ | ❌ | ❌ |
Features
Down To Earth Langbeinite 0-0-22 is a naturally mined crystalline mineral that supplies the water-soluble sulfate form of three vital plant nutrients: potassium, magnesium and sulfurs
Its maximum chlorine content is less than 3.0 percent, minimizing the potential for fertilizer “burn,” and its neutral pH does not alter soil activity
Top 13
4-8-8 Azalea, Camellia, Gardenia & Evergreen Fertilizer - Made in USA - NPK + Micronutrients Plant Food for Indoor/Outdoor Plants & Flower Gardens
Cz Garden Supply
Cz4-8-8
4.0 Pounds
Ratings for Cz Garden Supply (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Cz Garden | 7,426 | ❌ | ❌ | ❌ |
Features
PREMIUM QUALITY INGREDIENTS – Cz Garden 4-8-8 is fertilizer for Azalea, Camellia, Gardenia & Evergreens, Rhododendrons, etc.
RESEALABLE, EASY POUR PACKAGING: Cz Garden 4-8-8 Azalea, Camellia, Gardenia & Evergreen is packaged in a 4LB heavy duty resealable pouch. Pour the necessary quantity with ease and store the rest for future use.
Top 14
Ounce Of Hope OMRI Listed Organic Concentrated Fish Poop - Liquid Fertilizer & Indoor Plant Food for Vegetable Gardens, Houseplants, Seedlings, Aquaponics & Soil Amendment (16 Oz - Makes 16 Gallons)
Ounce of Hope
860011480341
1.0 Pounds
Ratings for Ounce of Hope (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| FishPoop dot com | - | ❌ | ❌ | ❌ |
Features
CERTIFIED ORGANIC FISH POOP: Made from pure, unadulterated koi and tilapia fish manure. Concentrated liquid fertilizer feeds while restoring soil with beneficial microbial, fungal, and protozoan life that stabilize soil structure and increase nutrient uptake. All-Natural, Odorless (ammonia free), Non-Toxic.
ALL PURPOSE LIQUID PLANT FOOD for use outdoor & indoor. 2-1-4 NPK ratio provides an excellent foundation for seedlings, vegetables, flowers, herbs, fruit trees, lawns, outdoor plants, and aquatic plants. Weekly 3rd party analysis verifies the presence of valuable micronutrients such as Zn, Cu, Mn, Fe, B, S, Na, Mg, Ca, Mo.
Top 15
Greenway Biotech, Inc. Monoammonium Phosphate 11-52-0 Contains 11% Nitrogen and 52% Phosphorus- The Ultimate Plant Growth and Blooming Enhancer for Hydroponics and Soil Use (5 Pounds)
Greenway Biotech, Inc.
TRTAZ11A
5.0 pounds
Ratings for Greenway Biotech, Inc. (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| homengardenproducts | 6,949 | ❌ | ❌ | ❌ |
Features
11% NITROGEN AND 52% PHOSPHORUS: Our Monoammonium phosphate 11-52-0 plant fertilizer contains a high concentration of nitrogen and phosphorus, two crucial nutrients for plant growth and blooming.
ENHANCES GROWTH AND BLOOMING: This Monoammonium phosphate growing crystal has been specially formulated to promote healthy growth and blooming in a wide variety of plants. Contains Ammonia Nitrogen Instead of Urea Nitrogen so it Won't Burn Your Plants
Top 16
Best for Lawn
The Andersons Professional PGF Complete 16-4-8 Fertilizer with 7% Humic DG 5,000 sq ft
The Andersons
18.0 Pounds
Ratings for The Andersons (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| The Andersons PN | - | ✅ | ✅ | ✅ |
Features
Phosphorus-free fertilizer blend with fine particle size that includes humic acid, which helps increase turf quality and reduce nutrient requirements
Contains MUtech coated slow release nitrogen to provide uniform growth and extended feeding
Top 17
Best for Jobe's
Jobe’s Garden Fertilizer Spikes, Organic Fertilizer for Azaleas, Camellias, Rhododendrons, and Other Acid Loving Plants, 10 Count
Jobe's Organics
04101
6.0 x 2.5 x 9.0 inches
1.1 pounds
Ratings for Jobe's Organics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Package contains 10 flower fertilizer spikes and is produced to avoid wasteful runoff, mess, hazards and smells
Plant fertilizer is formulated with a 9-8-7 NPK to provide acid loving plants the nutrients they need to create abundant blooms
Top 18
21-0-0-24 Ammonium Sulfate Fertilizer 5 Pounds by Garden Naturals
Garden Naturals
744368227531
5.0 Pounds
Ratings for Garden Naturals (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| gooddealsandsuch777 | - | ✅ | ✅ | ✅ |
Features
Great Size and Very Manageable
Keep your Plants Healthy and Green
Top 19
Greenway Biotech, Inc. Ammonium Sulfate 21-0-0 Fertilizer Contains 21% Water Soluble Nitrogen&24% Sulfur Suitable for Acid Loving Plant- Lawn Fertilizers to Lower pH Level in Alkaline Soil (25 Pound)
Greenway Biotech, Inc.
7.2667E+11
18.0 x 11.0 x 5.0 inches
25.0 pounds
Ratings for Greenway Biotech, Inc. (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| homengardenproducts | 6,949 | ❌ | ❌ | ❌ |
Features
MANAGE PH LEVEL: Due to 24% of Sulfur, this ammonium sulfate lawn fertilizer is Very suitable for Acid Loving Plants and to Lower pH Levels in Alkaline Soil. It also provides Nitrogen for a dark green color and rapid growth of plants
WATER SOLUBLE: This ammonium sulfate 21-0-0 fertilizer contains 21% water soluble nitrogen and 24% sulfur. It is 100% water soluble fertilizer for your garden plants, works for both indoor & outdoor plants
Top 20
Ammonium Sulfate 21-0-0 Fertilizer with Nitrogen and Sulfur | Lowers pH in Alkaline Soil | Ideal for Lawns, Hydrangeas, Azaleas, Blueberries and Acid-Loving Plants | Made in USA | 2 lb Bag
PLANTCO
8.0 x 5.0 x 2.0 inches
2.0 pounds
Ratings for PLANTCO (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| AGRICA | - | ❌ | ❌ | ❌ |
Features
🌱 QUICK ACTING NITROGEN: Experience the immediate impact of quick-acting nitrogen on your plants. Our Ammonium Sulfate 21-0-0 delivers a swift infusion of nutrients, ensuring your plants receive the nourishment they need for vigorous growth.</p>
💚 DEEP GREEN GROWTH: Witness the transformation as your plants flourish with deep green foliage. Our Ammonium Sulphate 21-0-0 formula promotes vibrant and lush growth, enhancing the overall visual appeal of your indoor and outdoor greenery.</p>
Top 21
Ammonium Sulfate 21-0-0 Fertilizer, Lawn Fertilizers to Lower pH Level in Alkaline SOI, High Nitrogen for Rapid Plant Growth & Deep Green Color (1 lb)
HOLEVINT
LSA-001
0.5 pounds
Ratings for HOLEVINT (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| HOLEVINT DIRECT | - | ❌ | ❌ | ❌ |
Features
HIGH NITROGEN FORMULA: Ammonium Sulfate 21-0-0 fertilizer delivers 21% nitrogen content for rapid plant growth, lush foliage development, and deep green color in lawns and gardens
Versatile for Lawns, Gardens & Ornamentals – Ideal for cool- and warm-season grasses, vegetable gardens, flower beds, shrubs, and trees. Also perfect for leafy greens, tomatoes, and other ornamentals
Top 22
Ounce Of Hope OMRI Listed Organic Concentrated Fish Poop - Liquid Fertilizer & Indoor Plant Food for Vegetable Gardens, Houseplants, Seedlings, Aquaponics & Soil Amendment (1 Gallon - Makes 64)
Ounce of Hope
860011480358
11.88 x 7.5 x 3.95 inches
8.0 pounds
Ratings for Ounce of Hope (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| FishPoop dot com | - | ❌ | ❌ | ❌ |
Features
CERTIFIED ORGANIC FISH POOP: Made from pure, unadulterated koi and tilapia fish manure. Concentrated liquid fertilizer feeds while restoring soil with beneficial microbial, fungal, and protozoan life that stabilize soil structure and increase nutrient uptake. All-Natural, Odorless (ammonia free), Non-Toxic.
ALL PURPOSE LIQUID PLANT FOOD for use outdoor & indoor. 2-1-4 NPK ratio provides an excellent foundation for seedlings, vegetables, flowers, herbs, fruit trees, lawns, outdoor plants, and aquatic plants. Weekly 3rd party analysis verifies the presence of valuable micronutrients such as Zn, Cu, Mn, Fe, B, S, Na, Mg, Ca, Mo.
Top 23
Nelson - All Vegetable Garden Plant Food, Granular Fertilizer, Multi-Purpose High Calcium Phosphorus Micronutrients for In-Ground, Gardens, Containers, & Greenhouses, NutriStar 12-14-11 (2 lb.)
PREMIUM CRAFTED EST. 1983 NELSON PLANT FOOD
3.6 x 3.6 x 5.5 inches
2.0 Pounds
Ratings for PREMIUM CRAFTED EST. 1983 NELSON PLANT FOOD (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Nelson Plant Food LTD | - | ❌ | ❌ | ❌ |
Features
PLANT FOOD: Our vegetable and garden plant food features (NPK) nitrogen (12%), phosphate (14%), soluble potash (11%) with added high calcium (2.3%). High calcium promotes healthier blooms, while high phosphorous and trace elements, such as iron and magnesium, ensure higher yields and blooms in addition to overall plant health and performance. Multiple sources of nitrogen help new plants start growing quicker while micronutrients ensure that all other nutrients are utilized effectively.
VEGETABLE GARDEN FERTILIZER: Grow the biggest, healthiest plants possible so that your garden produce will be plentiful for you and your family. Our multi-purpose and slow-release plant food works for all indoor and outdoor edible vegetables and herbs, including but not limited to beans, beets, berries, cabbages, cantaloupes, corn, cucumbers, herbs, radishes, squash, tomatoes, and watermelons.
Top 24
Ammonium Sulfate Fertilizer 21-0-0, Premium High Nitrogen Fertilizer and Soil Acidifier for Indoor & Outdoor Plants, Lawns and Gardens, Lowers Soil pH (1 lb)
INTOMYTH
0.51 Pounds
Ratings for INTOMYTH (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| intomyth | - | ❌ | ❌ | ❌ |
Features
Nitrogen Plant Fertilizer: Our ammonium sulfate fertilizer has a 21-0-0 NPK ratio, containing 21% nitrogen and 24% sulfur. It features no additives and no impurities for safe use.
Soil Acidifier: Specially designed for soil acidification, it effectively lowers soil pH, solves alkaline soil problems, and creates an optimal growing environment for plants.
Top 25
SouthernGRO Azaleas, Camellia, Gardenia Fertilizer 04-08-08 – 4lb Bag for Healthier Plants, Greener Foliage, Deep Root Growth – Premium Quality Lawn, Garden, Food Plot Nutrition Booster
SouthernGRO
4.0 Pounds
Ratings for SouthernGRO (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Backwoods Attraction | - | ❌ | ❌ | ❌ |
Features
Enhanced Nutrient Formula: SouthernGRO Azaleas/Camelia/Gardenia Fertilizer 04-08-08 offers a unique blend of nutrients specifically designed to optimize growth and health in your plants, ensuring greener foliage and deep roots.
Ideal Composition: The 4lb. bag of fertilizer provides a well-balanced 04-08-08 formula, great for replenishing essential nutrients and promoting overall plant health. Achieve impressive results in your lawn, garden, or food plot.
Top 26
Greenway Biotech, Inc. Ammonium Sulfate 21-0-0 Fertilizer Contains 21% Water Soluble Nitrogen&24% Sulfur Suitable for Acid Loving Plant- Lawn Fertilizers to Lower pH Level in Alkaline Soil - 2 Pounds
Greenway Biotech, Inc.
TRTAZ11A
2.0 pounds
Ratings for Greenway Biotech, Inc. (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| homengardenproducts | 6,949 | ❌ | ❌ | ❌ |
Features
MANAGE PH LEVEL: Due to 24% of Sulfur, this ammonium sulfate lawn fertilizer is Very suitable for Acid Loving Plants and to Lower pH Levels in Alkaline Soil. It also provides Nitrogen for a dark green color and rapid growth of plants
WATER SOLUBLE: This ammonium sulfate 21-0-0 fertilizer contains 21% water soluble nitrogen and 24% sulfur. It is 100% water soluble fertilizer for your garden plants, works for both indoor & outdoor plants
Top 27
VPS - FlaVUH 4X Concentrate (4-0-4) - 4 oz
Ventana Plant Science
0.25 pounds
Ratings for Ventana Plant Science (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Growers House Hydroponics Supplies | - | ❌ | ❌ | ❌ |
Features
STRONGER, HEALTHIER PLANTS - Ventana Plant Science FlaVUH 4-0-4 is an amino acid monomer and amino acid polymer additive essential for flowering plants and vegetables. Derived from organic oyster shells. Available in 4 oz, 1 qt, 1 gal, 2.5 gal, 55 gal.
INCREASE NUTRIENT UPTAKE - Increase flavor, Brix levels, essential oil production and Terpenes in flowers, garden veggies and medicinal house plants. This indoor and outdoor plant food increases the overall nutrient availability and uptake rate.
Top 28
Greenway Biotech, Inc. Calcium Nitrate Solution Grade 15.5-0-0 with Water Soluble Hydroponics Fertilizers for Vegetables- (2 X 25 Pounds)
Greenway Biotech, Inc.
25.0 pounds
Ratings for Greenway Biotech, Inc. (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| homengardenproducts | 6,949 | ❌ | ❌ | ❌ |
Features
100% WATER SOLUBLE FORMULA: Dissolves instantly for quick absorption, delivering fast-acting nitrogen and calcium to boost plant growth and fruit quality.
IDEAL FOR HYDROPONICS & SOIL USE: Perfect for hydroponic systems, vegetables, fruits, tomatoes, peppers, broccoli, and more—versatile for all growers.
Top 29
Jobe's 09023NAAZ Granular Plant Food Vegetables & Tomato, 16 lbs
Jobe's Organics
09023NAAZ
15.38 x 6.0 x 11.38 inches
16.1 pounds
Ratings for Jobe's Organics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| Monster Pets | 145 | ❌ | ❌ | ❌ |
| Fat Boy Tools | 1,376 | ❌ | ❌ | ❌ |
Features
Organic granular fertilizer; fast acting fertilizer for vegetables and tomatoes for a more abundant harvest
OMRI listed for organic gardening by USDA; certified organic means no synthetic chemicals
Top 30
Fertilome (10695) Azalea, Camellia & Rhododendron Food 9-15-13, 15 lbs
ferti-lome
10695
12.0 x 3.0 x 20.0 inches
15.0 pounds
Ratings for ferti-lome (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Hugo's Online | 1,314 | ❌ | ❌ | ❌ |
Features
Creates an acid growing condition that allows Azaleas, Camellias and Gardenias to thrive and grow.
This plant food supplies the proper major plant nutrients as well as helps control soil acidity.
Top 10 Ammonia Garden Fertilizers - Verified to Buy (October 2026)
- 1. TrueNute Fake Fish Ammonium Sulfate 16 Ounce Packs, Fishless Aquaponics...
- 2. Ammonium Sulfate 21-0-0 Fertilizer, Water Soluble Ammonia Sulfate Fertilizer, High...
- 3. Ammonium Sulfate 21-0-0 Fertilizer, High Nitrogen for Rapid Plant Growth...
- 4. Ammonium Sulfate 21-0-0 Fertilizer, Water Soluble Ammonia Sulfate Fertilizer, High...
- 5. Ammonium Sulfate 21-0-0 Fertilizer, Water Soluble Ammonia Sulfate Fertilizer, High...
- 6. CountryMax Ammonium Sulfate Fertilizer 21-0-0, 10LB Bag, High Nitrogen Lawn...
- 7. Ammonium Sulfate Fertilizer AMS 21-0-0 +24% Sulfur - Made in...
- 8. Urea Fertilizer 46-0-0 Made in USA Plant Food for Indoor/Outdoor...
- 9. Jobe’s Organics 09026 Fertilizer, 4 lb
- 10. Down To Earth All Natural Fertilizers Organic Acid Mix -...
Top 10 Ammonia Garden Fertilizers Brands on Amazon
Here is the list of top-rated brands that were evaluated by CherryPicks.
- Generic
- CFUTABOH
- The Grow Co
- CountryMax
- Cz Garden Supply
- Jobe's Organics
- Down To Earth All Natural Fertilizers
- Ounce of Hope
- Greenway Biotech, Inc.
- The Andersons
Related Ammonia Garden Fertilizers Guides
For more personalized Ammonia Garden Fertilizers guides, Check those pages,
Ingredients
Top 10 Ammonia Garden Fertilizers Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. Monster Pets : 220,733 Yearly Feedback , Avg. Ratings 4.9
- 2. Sebago Distribution : 47,159 Yearly Feedback , Avg. Ratings 4.9
- 3. Hugo's Online : 40,371 Yearly Feedback , Avg. Ratings 4.5
- 4. Fat Boy Tools : 38,628 Yearly Feedback , Avg. Ratings 4.7
- 5. A Natural Lifestyle : 34,708 Yearly Feedback , Avg. Ratings 4.9
- 6. CountryMax Stores : 19,421 Yearly Feedback , Avg. Ratings 4.6
- 7. homengardenproducts : 9,723 Yearly Feedback , Avg. Ratings 4.9
- 8. Cz Garden : 9,138 Yearly Feedback , Avg. Ratings 4.9
- 9. The Andersons PN : 5,876 Yearly Feedback , Avg. Ratings 4.8
- 10. umBrands : 3,656 Yearly Feedback , Avg. Ratings 4.9
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | Monster Pets | 220,733 | 4.9 |
| 🥈 | Sebago Distribution | 47,159 | 4.9 |
| 🥉 | Hugo's Online | 40,371 | 4.5 |
| 4 | Fat Boy Tools | 38,628 | 4.7 |
| 5 | A Natural Lifestyle | 34,708 | 4.9 |
| 6 | CountryMax Stores | 19,421 | 4.6 |
| 7 | homengardenproducts | 9,723 | 4.9 |
| 8 | Cz Garden | 9,138 | 4.9 |
| 9 | The Andersons PN | 5,876 | 4.8 |
| 10 | umBrands | 3,656 | 4.9 |
[Get] Ammonia Garden Fertilizers Deals (✅Exclusively for Prime)
What does "Amazon Fulfilled" Mean?
Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.
When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.
What does "Prime" Mean?
"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.
Prime members also have access to other benefits, including 2-Day Shipping, Exclusive Member Deals, Prime Video, Buy With Prime, Amazon Music, Prime Gaming, and more.
Shop Prime Ammonia Garden Fertilizers Deals
What does "Free Shipping" Mean?
"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.
Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.
Why Should You Trust Us?
Now hundreds and thousands of Gardening supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Ammonia Garden Fertilizers to buy for new October 2026?
CherryPicks’s Methodology for Evaluating Ammonia Garden Fertilizers
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Gardening items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
We collected and analyzed 50 of Ammonia Garden Fertilizers reviews based on our selection criteria. It helped us shortlist the top qualified and rated Ammonia Garden Fertilizers for Gardening, We found that most customers choose Ammonia Garden Fertilizers with an average price of $29.82, and the top brands are Generic, The Andersons, Cz Garden Supply, CountryMax And CFUTABOH.
Then our expert-level editors reviewed all those quality items and selected the top 30 Ammonia Garden Fertilizers for you, We have researched hundreds of sellers and picked the top sellers for Gardening, including Monster Pets, Sebago Distribution, Hugo's Online, Fat Boy Tools, A Natural Lifestyle, CountryMax Stores, homengardenproducts, Cz Garden, The Andersons PN, umBrands, Growers House Hydroponics Supplies And gooddealsandsuch777. The TrueNute Fake Fish Ammonium Sulfate 16 Ounce Pa... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 0 consumers with an average rating of 0.0.
We've helped a lot of satisfied users get the right Patio, Lawn & Garden product based on their needs, and save lots of time for them to pick Ammonia Garden Fertilizers to buy.
Jody is a freelance writer, a martial artist, and a video game player. He has a passion for greens and keeping the lawn neatly kept. He joined the team of our writers to provide a guide on how to keep the lawn, patio, and garden presentable.