Organic Seaweed Meal 4lb
Best organic soil amendment for gardeners seeking robust, healthy plant growth.
Nourish your garden with Down To Earth Organic Seaweed Meal, a premium amendment sourced from the cold, nutrient-rich waters of the North Atlantic. This certified organic fertilizer offers gentle, slow-release nutrition, abundant in potash, trace minerals, and natural plant growth hormones. Ideal for vegetables, herbs, and flowers, it promotes robust root development, vibrant shoot growth, and enhanced flowering. When incorporated into soil or compost, its finely milled texture improves soil structure, encourages beneficial microbial activity, and boosts water retention for healthier, thriving plants.
$28.99
Owner Satisfaction
4.7
/ 5
Category Rank
50
/ 4425
#50 in Fertilizers
Price vs Category Average
-53%
Below average
NPK Ratio
10.12
/ --
Who it's for
- Growers aiming for stronger roots and stress-resistant crops
- Organic enthusiasts focused on long-term soil vitality
- Gardeners seeking a nutrient-dense boost for plant health
Who should skip it
- Farmers growing heavy-feeding crops needing high NPK levels
- Budget-conscious gardeners looking for inexpensive bulk amendments
- Indoor growers sensitive to strong, lingering marine scents
Performance breakdown
Soil Enrichment
High mineral density significantly improves long-term soil structure and microbial health.
Application Versatility
Finely milled texture integrates seamlessly into both garden beds and compost.
Nutrient Safety
Gentle slow-release formula eliminates the risk of burning delicate root systems.
Growth Stimulation
Natural plant hormones provide a noticeable boost to root and shoot development.
Organic Integrity
OMRI certification ensures the highest standards for organic gardening practices.
Ease of Handling
Granular form is easy to measure but requires careful storage to avoid moisture.
Key Specs
NPK Ratio
1-0.1-2
Organic Status
Certified Organic Product
Organic Certifier
OMRI
Fertilizer Type
Powdered/Granulated/Meal
Shipping Weight
5.1 lb
Dimensions
11.0"L x 8.25"W x 3.0"H
Release Type
Slow Release
Source
Cold, nutrient-rich waters of the North Atlantic
Features
- Organic nutrition from North Atlantic seaweed
- Rich in potash and trace minerals
- Contains natural plant growth hormones
- Improves soil structure and water retention
- Gentle NPK formula prevents root burn
- Finely milled for easy soil incorporation
- Certified Organic Product
- Supports root, shoot, and flower development
What customers say
Customers highly value this organic seaweed meal as an essential soil amendment for superior plant growth. The primary theme is its noticeable efficacy, with users reporting significant improvements in root development, flowering, and foliage vibrancy. Reviewers appreciate the high concentration of natural micronutrients, which justifies the investment over synthetic options. Its fine consistency makes incorporation easy, whether mixed into soil or used for compost teas. While the natural marine odor is present, it does not diminish the perceived quality or performance. This product delivers exceptional value through superior results, establishing itself as a cornerstone for serious organic growers seeking effective, sustainable soil nutrition.
Know before you buy
No, it is a gentle, slow-release fertilizer with a mild 1-0.1-2 NPK ratio. It is designed to provide steady nutrition without the risk of root burn associated with high-concentration synthetic fertilizers.
No, this product is not water-soluble. It is designed to be mixed directly into your soil or compost, where it will break down slowly over time to improve soil structure and microbial activity.
Beyond its mineral content, the meal improves soil structure and enhances water retention. Its organic matter also encourages beneficial microbial activity, which helps create a healthier environment for root systems to thrive.
Yes, it is OMRI-listed and certified organic. It is derived from North Atlantic seaweed and contains no synthetic additives, making it suitable for organic vegetable, herb, and flower gardens.
For best results, mix the finely milled meal into the top few inches of your garden soil or blend it into your compost pile. This ensures the nutrients are accessible to the root zone as the product breaks down.
Still have a question?
Ask Hayley anything about this product before you decide.