22-0-10 Fertilizer
Lawn fertilizer (N + K)22-0-10 is 22% nitrogen, 0% phosphate and 10% potash by weight. To apply 1 lb of nitrogen per 1,000 sq ft, spread 4.55 lbs of product per 1,000 sq ft; a 50-lb bag covers about 11,000 sq ft at that rate.
What 22-0-10 Means
Nitrogen (N)
22%
11 lb per bag
Green color and growth
Phosphate (P₂O₅)
0%
0 lb per bag
Root growth, new seedlings
Potash (K₂O)
10%
5 lb per bag
Stress, drought and cold tolerance
Pounds shown are per 50-lb bag. The N:P:K ratio simplifies to 11:0:5. The remainder of the bag is carrier, filler, and secondary nutrients.
How Much 22-0-10 to Apply
Lawn feeding is measured in pounds of nutrient per 1,000 sq ft. Here's how much product hits each common target.
| Target | Product / 1,000 sq ft | Per acre | 50-lb bag covers | Delivers (N-P-K lb) |
|---|---|---|---|---|
| 0.25 lb N | 1.14 lb | 49.5 lb | 44,000 sq ft | 0.25-0-0.11 |
| 0.5 lb N | 2.27 lb | 99 lb | 22,000 sq ft | 0.5-0-0.23 |
| 0.75 lb N | 3.41 lb | 149 lb | 14,667 sq ft | 0.75-0-0.34 |
| 1 lb N | 4.55 lb | 198 lb | 11,000 sq ft | 1-0-0.45 |
What It's For
A balanced nitrogen-and-potash lawn fertilizer with no phosphorus. A good fit where soil phosphorus is already adequate.
When to Use It
Spring and fall feedings.
Before You Spread It
- Check the slow-release share before summer use.
- Phosphorus and potassium needs vary a lot from lawn to lawn. A soil test tells you whether you need them at all.
22-0-10 Calculator
Enter your lawn size to get the total amount, or change the analysis to check a different bag.
Spread 4.55 lb per 1,000 sq ft, 22.73 lb for 5,000 sq ft (0.45 bags).
Delivers 1 lb N, 0 lb P₂O₅ and 0.45 lb K₂O per 1,000 sq ft. Never exceed the label rate.
Common Questions
How much 22-0-10 per 1,000 sq ft?
To deliver 1 lb of nitrogen per 1,000 sq ft, apply 4.55 lbs of 22-0-10 per 1,000 sq ft, or about 198 lbs per acre. Many applications use half that or less, and the product label rate always comes first.
What is 22-0-10 fertilizer used for?
A balanced nitrogen-and-potash lawn fertilizer with no phosphorus. A good fit where soil phosphorus is already adequate.
When should I apply 22-0-10?
Spring and fall feedings.
What do the numbers 22-0-10 mean?
They're the percentages by weight of nitrogen (N), phosphate (P₂O₅) and potash (K₂O). A 50-lb bag of 22-0-10 contains 11 lbs of nitrogen, 0 lbs of phosphate and 5 lbs of potash; the rest is carrier and other ingredients.
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