Hi-Yield Muriate of Potash
Best reliable potassium supplement for home gardeners seeking stronger root systems.
This is the heavy-duty fuel your garden needs when growth stalls or blooms look lackluster. It delivers a massive, concentrated dose of potassium to strengthen roots and revitalize tired soil, but you have to be precise with application—this isn't a gentle feed, so measure carefully to avoid overwhelming your plants.
$17.52
at
Walmart
More Muriate of Potash options
Who it's for
- Gardeners wanting to improve plant hardiness and root development
- Homeowners managing diverse landscapes and mixed garden beds
- Budget-conscious growers treating large garden plots or expansive lawns
Who should skip it
- Growers cultivating salt-sensitive plants or delicate young seedlings
- Users looking for a balanced, all-in-one nutritional solution
- Casual gardeners who prefer low-maintenance or pre-measured feeding options
Performance breakdown
Nutrient Concentration
The 0-0-60 NPK ratio delivers a potent, focused potassium punch.
Application Ease
Granular form is straightforward but requires careful soil mixing.
Root Support
High potassium content directly fuels robust, deep root system development.
Bloom Efficacy
Reliably boosts flower production and vegetable yield through targeted nutrition.
Coverage Efficiency
Four-pound bag covers 800 square feet, ideal for smaller garden plots.
Release Consistency
Slow-release formula provides steady nutrient availability over an extended period.
Key Specs
Weight
4 lbs
NPK Ratio
0-0-60
Form
Granules/Pellets
Coverage
800 sq ft
Release Type
Slow-Release
Organic Certified
No
Material Basis
Organic
Nitrogen Percentage
0%
Phosphorus Percentage
0%
Potassium Percentage
60%
Know before you buy
Still have a question?
Ask Metto anything about the Hi-Yield Muriate of Potash before you decide.