Down to Earth Langbeinite 0-0-21.5 Solution Grade Fertilizer
Best nutrient supplement for gardeners growing sensitive fruits and vegetables.
Enhance your garden's vitality with Down to Earth Langbeinite, a naturally mined mineral fertilizer. This solution-grade product delivers essential potassium, magnesium, and sulfur in a readily available sulfate form. Its low chlorine content and neutral pH make it safe for sensitive vegetable and fruit crops, preventing fertilizer burn and soil disruption. Ideal for promoting robust growth and overall plant health, it ensures your plants receive the vital nutrients they need for strong stalks and healthy root development. Available in multiple sizes to suit any gardening project.
$14.99
Owner Satisfaction
4.6
/ 5
Category Rank
1939
/ 4425
#1939 in Fertilizers
Price vs Category Average
-76%
Below average
NPK Ratio
0022
/ --
Who it's for
- Farmers cultivating sensitive crops prone to salt burn
- Gardeners seeking essential secondary nutrients for plant health
- Hydroponic growers needing rapid nutrient delivery systems
Who should skip it
- Beginners looking for an all-in-one complete fertilizer solution
- Budget-conscious growers prioritizing cost over specialized solubility
- Gardeners managing soil already prone to high acidity
Performance breakdown
Nutrient Bioavailability
Sulfate form ensures rapid nutrient uptake for immediate plant response.
Application Versatility
Solution-grade solubility allows for seamless integration into liquid feeding systems.
Crop Safety
Low chlorine content protects sensitive root systems from fertilizer burn.
Soil Compatibility
Neutral pH profile maintains existing soil chemistry without unwanted fluctuations.
Mineral Purity
Naturally mined crystalline source provides clean, high-quality essential minerals.
Ease of Handling
Granular consistency minimizes dust during mixing and application processes.
Key Specs
NPK Ratio
0-0-22
Nutrient Source
Naturally mined crystalline mineral
Solubility
Water-soluble sulfate form
Maximum Chlorine Content
Less than 3.0 percent
pH Level
Neutral
Typical Particle Size
SGN of 95
Fertilizer Source
Natural, Mineral Based
Nitrogen Percentage
0.0%
Features
- Supplies potassium, magnesium, and sulfur.
- Low chlorine content prevents burn.
- Neutral pH won't alter soil.
- Provides readily available nutrients.
- Ideal for sensitive crops.
- Suitable for vegetables and fruits.
- Water-soluble for easy application.
- Naturally mined mineral source.
What customers say
Customers consistently praise the exceptional quality and effectiveness of this solution grade Langbeinite. Gardeners appreciate its reliable performance in boosting plant health and fruit production, particularly noting the visible improvement in nutrient deficient soils. A major highlight is the product's superior ease of use; the fine powder dissolves quickly and completely, making application via watering systems or foliar sprays straightforward and mess free. This specialized formula offers excellent value for those seeking a high potency, readily available source of potassium and magnesium without the hassle of granular fertilizers.
Know before you buy
Langbeinite provides a concentrated source of three essential plant nutrients: potassium, magnesium, and sulfur. Because these are provided in a sulfate form, they are readily available for your plants to absorb.
Yes. This product has a very low chlorine content—less than 3.0 percent—making it a safe choice for sensitive vegetable and fruit crops that might otherwise suffer from fertilizer burn.
No, this product has a neutral pH. It is designed to provide essential minerals without altering the existing acidity or alkalinity of your soil.
This is a solution-grade, water-soluble product. You can dissolve it in water for easy application through irrigation systems or liquid feeding, or apply it as a granular amendment directly to the soil.
Down to Earth Langbeinite is a naturally mined crystalline mineral. It is a mineral-based, natural source of nutrients, making it compatible with many organic gardening practices.
This is a quick-release fertilizer. Because the nutrients are in a water-soluble sulfate form, they are readily available to the plant shortly after application.
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