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Description
granular plant fertilizer Sulfate of Potash 0-0-50 Granular FertilizerSulfate of Potash 0 0 50 Granular Fertilizer Southern AG Sulfate of Potash 0 0 50 Granular Fertilizer is a concentrated potassium fertilizer designed to help correct potassium deficiencies in low potassium soils. With a 0 0 50 fertilizer analysis, it delivers soluble potash without adding nitrogen or phosphate, making it a targeted solution when plants need potassium support for stronger roots, sturdier stems, healthier tubers, and improved overall
Sulfate of Potash 0-0-50 Granular Fertilizer
Southern AG Sulfate of Potash 0-0-50 Granular Fertilizer is a concentrated potassium fertilizer designed to help correct potassium deficiencies in low-potassium soils. With a 0-0-50 fertilizer analysis, it delivers soluble potash without adding nitrogen or phosphate, making it a targeted solution when plants need potassium support for stronger roots, sturdier stems, healthier tubers, and improved overall plant vigor. The product contains granular potassium sulfate and is intended for soil application, not spray use.
This granular potash fertilizer is suitable for vegetables, flowers, shrubs, and lawns. It may also be used to help address potassium deficiency in plants such as avocado, beans, corn, cherries, citrus, grapes, palms, and roses. Potassium plays an important role in root growth, water regulation, photosynthesis, plant strength, winter hardiness, and disease resistance.
Key Product Benefits
| Benefit | How It Helps Plants |
|---|---|
| Corrects potassium deficiency | Supplies a high level of soluble potash for potassium-low soils |
| Supports stronger root systems | Encourages healthier root growth and better plant establishment |
| Improves plant strength | Helps build stronger stems, roots, and tubers |
| Promotes stress tolerance | Supports plants during adverse growing conditions, including cold or drought stress |
| Versatile garden use | Suitable for lawns, vegetables, flowers, shrubs, and select fruiting plants |
| Granular application | Easy to spread over the treatment area and water into the soil |
Product Specifications
| Product Detail | Information |
|---|---|
| Product Name | Southern AG Sulfate of Potash 0-0-50 Granular Fertilizer |
| Fertilizer Analysis | 0-0-50 |
| Active Nutrient | 50% Soluble Potash, expressed as K₂O |
| Derived From | Sulfate of Potash |
| Product Form | Granular |
| Chlorine Content | Less than 2.00% |
| Spray Use | Not for spraying |
| Best Used For | Potassium-low soils |
| Application Method | Spread evenly over the treatment area and water in thoroughly |
Recommended Use Chart
| Use Area | Application Guidance |
|---|---|
| General treatment area | Apply at 0.5 lb. per 100 sq. ft., then water in |
| Lawns with other fertilizers | Apply in spring and early fall at 1 lb. per 1,000 sq. ft. |
| Lawns as sole nutrient source | Apply in spring and early fall at 4 lb. per 1,000 sq. ft. |
| Trees | Apply around the drip line at 1/2 lb. per inch of trunk diameter |
| Shrubs and flowering plants | Mix lightly into soil at 1/4 cup per every 2 ft. of plant height |
| Bedding plants before planting | Apply 1 lb. per 250 sq. ft. and mix thoroughly into soil |
| Established bedding plants | Apply 1 lb. per 500 sq. ft., work lightly into soil, and water thoroughly |
Best For
| Plant Type | Suitable Use |
|---|---|
| Vegetables | Helps support stronger roots, stems, and tubers |
| Flowers | Promotes stronger, healthier growth |
| Shrubs | Supports plant strength and seasonal resilience |
| Lawns | Helps improve potassium levels in deficient turf areas |
| Citrus, grapes, palms, roses, and fruiting plants | Helps correct potassium deficiency when soil levels are low |
Application Instructions
Spread the granules evenly over the intended treatment area, keeping the product on the lawn or garden soil. After application, water thoroughly to help move the nutrients into the root zone. Avoid applying near water, storm drains, or drainage ditches, and do not apply when heavy rain is expected. Sweep any granules that land on sidewalks, driveways, or streets back onto the lawn or garden area.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 882 reviews
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Product Reviews
★★★★★ 5
This Pillow Is A Must Buy!! What Are You Waiting For?
Size: Queen (Pack of 1)
This is, without a doubt, the best pillow I have ever owned. One of my favorite features is the adjustable shredded memory foam fill, which allows you to customize the loft and firmness by adding or removing foam to suit your sleeping preferences. As both a side and back sleeper, I found it incredibly comfortable and supportive.
The overall quality is excellent, from the materials used in the pillow itself to the thoughtful packaging. The removable cover is washable, although I personally use a pillowcase to keep it protected. I also appreciated that extra foam is included, making it easy to fine-tune the pillow over time.
The difference in my sleep quality was noticeable from the very first night. I’ve been sleeping more comfortably and waking up feeling more rested ever since I started using it. Considering the quality, comfort, and customization options, I believe the $75 price point is well worth it. I am so impressed with this pillow that I plan to purchase another one in the future.
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Reviewed in the United States on June 4, 2026
★★★★★ 5
This is a high-quality, well-designed pillow that combines softness, comfort, and adjustability
Size: Queen (Pack of 1), Size: Queen (Pack of 1)
I purchased the DreamyBlue Signature Adjustable Pillow for my husband because he often experiences back discomfort, and many of the pillows we had previously would become flat and lose their support over time.
This pillow has exceeded our expectations. It is incredibly soft, comfortable, and comes with extra filling, which allows you to adjust the firmness to your personal preference. We really appreciated having that option.
Even after extended use, the pillow has maintained its shape much better than other pillows we've owned. It provides a plush, cozy feel while still offering good support. My husband finds it very comfortable, and it has quickly become his favorite pillow.
This is a high-quality, well-designed pillow that combines softness, comfort, and adjustability. I would definitely recommend it.
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Reviewed in the United States on June 4, 2026
★★★★★ 5
Finally Found a Pillow Worth Keeping
Size: Queen (Pack of 1)
I genuinely feel like I’ve tried every pillow on the market. At one point, I thought Amazon was going to flag my account because I bought and returned so many pillows trying to find the right one.
This is the only pillow that made the cut.
The shredded memory foam filling makes a huge difference because the pillow is both soft and supportive, while still being adjustable to fit the way you sleep. It arrives extremely full and plush, and it even comes with an extra bag of fill, which honestly surprised me. I ended up removing about half of the filling to get it exactly how I wanted it.
I’m a side/stomach sleeper, which can make finding a good pillow difficult since most are either too thick or too flat. This one was perfect because I could shape it exactly how I sleep.
It stays cool throughout the night, has a slightly heavier premium feel, and feels much higher quality than most pillows I’ve tried. Super comfortable, supportive, and customizable.
I would absolutely recommend it and would definitely buy it again
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Reviewed in the United States on May 24, 2026
★★★★★ 4
A bit expensive
Size: Queen (Pack of 1)
Waited to give a review on this one because I needed several nights before I had any idea if it was as good as everyone says.
I've had a real problem finding pillows lately. Either they're too soft to provide support and I wake up with a stiff neck or they're too sturdy and I wake up with a stiff neck. Contour pillows have worked best for me, but they fall under the category of too sturdy. I also toss and turn too much at night, which means I always end up in an awkward position with contour pillows.
So I took a chance on an obscenely expensive pillow, and yes, that is the reason for one less star. I'd happily pay $70 for a pillow I thought was amazing and comfortable and perfect, but this one wasn't quite it. It IS comfortable. I have slept on it for a month now without it making my neck stiff, so it does actually provide a good balance between soft and sturdy. They make it easy to stuff the pillow to your preferred fluffiness and even provide extra stuffing if you need it, which adds to the degree of comfort.
While the pillow does provide good neck support, I toss and turn a bit trying to find a comfortable position when I first try to sleep. The stuffing within the pillow moves around at night, most notably shifting to the side and the pillow is notably flatter now than when I first purchased it. You can fluff it out, similarly to a down pillow, but it doesn't seem to retain its shape on its own. In some ways, that's good because what it does instead is try to retain a shape that fits you.
So yes, this is a really good pillow. One of the better ones you can buy. But it's really expensive for a pillow.
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Reviewed in the United States on May 13, 2026
★★★★★ 5
Best pillow I've ever had
Size: Queen (Pack of 1)
I don't really write reviews but holy buckets, Batman. This pillow is legit. Back, neck, and shoulder pain is nothing new for me; I've had scoliosis since I was a kid and hyperflexibility in my neck since birth leading to frequent muscle spasms that have caused me to miss work.
Guys. This pillow. It is the most comfortable pillow I've ever had. Like, my neck doesn't hurt and I genuinely didn't remember what that felt like. It's simultaneously supportive and soft and it doesn't sink in. The instructions are super clear to understand and the pillow fluffs up no problem if it gets a little flat. This is a game changer for me and I so hope anyone who buys this has the same experience.
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Reviewed in the United States on June 6, 2026