Cold Water Sourcing
The extreme environment and cold waters of the Alaskan current trigger the kelp to produce a higher concentration of beneficial marine compounds than warmer alternatives.
Sustainably harvested
Made In Alaska
100% organic
Chemical Free
Safe For All Plants
Fertilizer Enhancer
Alaskan Giant Kelp Origin & Standards
We harvest from pristine kelp beds to ensure maximum bioactive potency in every batch.
Renewable Harvest Practices
We partner exclusively with licensed harvesters who utilize sustainable methods to protect the local ecosystem and provide a consistent supply of fresh raw material.
Immediate Stabilization
Raw kelp is processed within hours of harvest to preserve vital bioactive compounds like proteins, carbohydrates, growth hormones and phenolics.
Pristine Environment
Our remote location is far from the industrial runoff and heavy boat traffic found in more populated coastal areas.
How KelpEdge™ Helps Plants Thrive
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Boosts Root Growth & Plant Strength
Stronger root systems increase nutrient uptake for long-term plant vigor.
Food for living soil
Liquid kelp feeds the beneficial microbes in your soil to create a functional ecosystem.
Fast Results, Easy Application
Plants absorb these marine nutrients quickly for improvements in color and growth.
proprietary mechanical extraction
proprietary mechanical extraction
Standard seaweed extracts often rely on high heat and alkaline hydrolysis, which denature the organic molecules found in raw kelp. Our mechanical cold-extraction process ensures these signaling molecules remain biologically active for immediate crop response.
Prevents thermal and chemical degradation of amino acids.
Preserves the bioactive integrity required for superior fruit sizing and harvest quality.
Delivers a clean, pH-stable extract without synthetic solvents.
Performance Advantage of Alaskan Giant Kelp
Alaskan Giant Kelp (Macrocystis pyrifera) outperforms slow-growing North Atlantic rockweed by delivering a higher concentration of bioactive compounds for better plant response.
00%
Increase in tomato yields vs. common ascophyllum product.
Faster Abiotic Stress Recovery
0.0x
More amino acids than common ascophyllum based products for greater stress tolerance in the face of heat or drought events.
Higher Nutrient Use Efficiency
00%
Increase in Radish yield when compared with common ascophyllum competitor product.
Sustainability & Ocean Impact
0
No harsh chemicals are used during extraction.
000%
Renewable harvest practices to protect the Alaskan kelp forests.
000%
Of our harvest and processing is done in Alaska to support rural coastal Alaskan communities
Premium Marine Nutrition
Plant Supplement
Fast Shipping
KelpEdge™ is a liquid kelp plant biostimulant sustainably produced from the pristine, nutrient-rich waters of Alaska and extracted using Pacific Kelp Company’s proprietary cold cell rupture technology. Made with 100% Alaskan Giant Kelp (macrocystis pyrifera), this is the cleanest and highest quality kelp extract on the market!
How KelpEdge™ Activates Growth
Understanding how a supplement enhances your soil health.
Hear From Our Customers
Growers across the country use KelpEdge™ to improve soil and plant health.
Frequently Asked Questions
Clarifying the difference between supplements and fertilizers.
Yes. KelpEdge™ is a supplement that enhances fertilizer rather than replacing it.
It is a product that stimulates natural plant processes to improve nutrient use efficiency and stress tolerance.
The pristine water and unique species provide a cleaner and more potent bioactive compounds than European seaweed.
Yes. Our liquid kelp is OMRI listed and contains no synthetic chemicals or additives.
Kelp contains natural compounds that help plants produce natural defense and stress responses to abiotic stress.
KelpEdge™ is highly soluble with a ~4 micrometer particle size, ensuring consistent performance in both soil-based and hydroponic systems.
Do you still have questions?
