Back to Earth Organics Kelp Meal
Best organic soil amendment for gardeners seeking stronger, more resilient plants.
Enhance your garden's vitality with Back to Earth Organics Kelp Meal, an all-natural soil amendment. This granular product, derived from kelp, provides essential nitrogen and potassium, alongside a wealth of micronutrients and trace minerals. It's perfect for enriching compost and nurturing houseplants, shrubs, and trees. By improving soil structure and water retention, it promotes robust root development and boosts plant resilience against stress, pests, and diseases. A single pound effectively covers 100 square feet, making soil enrichment simple and effective.
$29.99
Owner Satisfaction
4.6
/ 5
Category Rank
1940
/ 4449
#1940 in Fertilizers
Price vs Category Average
-51%
Below average
NPK Ratio
102
/ --
Who it's for
- Organic gardeners seeking a complete mineral profile for their soil
- Eco-conscious growers aiming to improve long-term soil health and structure
- Home gardeners wanting to naturally boost plant vigor and stress resistance
Who should skip it
- Indoor gardeners sensitive to strong, lingering marine smells
- Budget-focused growers looking for the most affordable soil amendments
- Impatience-driven gardeners needing an immediate nutrient fix for their plants
Performance breakdown
Soil Enrichment Efficacy
Rich micronutrient profile significantly improves long-term soil health and structure.
Application Versatility
Seamlessly integrates into potting mixes, vegetable gardens, and established flower beds.
Microbial Support
Actively fuels beneficial soil biology for a more vibrant root zone.
Stress Resilience
Natural potassium boost helps plants withstand environmental stressors and pest pressure.
Coverage Efficiency
High concentration allows a single pound to treat 100 square feet.
Ease of Integration
Granular texture ensures simple, mess-free mixing into existing compost or soil.
Key Specs
NPK Ratio
1-0-2
Package Weight
5 Pounds
Coverage Rate
1 pound covers 100 square feet
Growing Zones
1-11
Organic Status
All-natural
Nitrogen
1.0%
Phosphorus
0.0%
Potassium
2.0%
Features
- Natural source of nitrogen and potassium
- Feeds beneficial soil microbes
- Improves soil structure
- Enhances water retention
- Boosts root development
- Increases plant stress resistance
- All-natural nutrient additive
- Rich in micronutrients
What customers say
Gardeners are genuinely impressed by the quality and purity of this kelp meal. The consistent feedback centers on its finely ground texture, which ensures effortless application whether mixing into potting soil or broadcasting across garden beds. This ease of use, paired with the visible boost in plant health and vitality, establishes the product as a highly effective and worthwhile investment for organic growers seeking reliable soil amendments.
Know before you buy
This product has an NPK ratio of 1-0-2, meaning it provides 1% nitrogen and 2% potassium, with no phosphorus content.
The recommended application rate is 1 pound per 100 square feet. Since the bag contains 5 pounds, a single package will cover up to 500 square feet.
Yes, it is suitable for houseplants, shrubs, and trees. You can mix it into your potting soil to improve structure and provide essential micronutrients.
Beyond providing nutrients, it feeds beneficial soil microbes and improves the soil's ability to retain water. This creates a healthier environment that supports stronger root development and better plant resilience.
Yes, Back to Earth Organics Kelp Meal is the same product formerly sold under the Soil Mender brand name.
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$30