Boost Plant Growth Naturally with Organic Liquid Kelp Seaweed Fertilizer!
Give your plants the ocean-powered nutrition they need with our premium Organic Liquid Kelp Seaweed Fertilizer. Made from cold-processed Ascophyllum nodosum harvested from the clean North Atlantic waters of Norway, this OMRI-listed organic fertilizer is packed with over 60 trace minerals, natural growth hormones, and essential micronutrients that support healthier, more productive plants naturally.

Perfect for gardens, lawns, vegetables, flowers, houseplants, trees, and hydroponic systems, this concentrated liquid kelp fertilizer helps plants grow stronger roots, greener foliage, and bigger harvests while improving overall plant resilience.

Naturally rich in:
| Application Type | Mixing Instructions | Frequency |
|---|---|---|
| Foliar Spray | Mix 1.5–2 oz per gallon of water | Apply weekly |
| Soil Drench | Mix 2–4 oz per gallon of water | Apply during watering |
| Hydroponics | Use 1 tsp per gallon in nutrient solution | As needed |
Q: What is Liquid Kelp made from?
A: It’s made from 100% cold-processed Ascophyllum nodosum, a nutrient-dense brown seaweed harvested from the clean, cold waters of the North Atlantic Ocean.
Q: Why use kelp on plants?
A: Kelp is nature’s secret weapon. It’s full of micronutrients and natural growth hormones that support faster germination, better root growth, and stronger resistance to drought and disease.
Q: Is this safe for edible plants and organic gardens?
A: Absolutely safe for all plants, including fruits, vegetables, and herbs. It’s a great choice for organic gardening.
Q: How often should I use it?
A: Apply every 1–2 weeks during the growing season for best results. You can spray it directly on leaves or pour it into the soil.
Q: Can I mix it with other fertilizers?
A: Yes! Liquid Kelp pairs well with other fertilizers and even makes them work better by enhancing nutrient uptake.
Q: Why is seaweed good for plants?
A: Kelp isn’t just food from the sea—it’s a powerhouse for plant growth. It naturally contains compounds that stimulate root and shoot growth, help plants manage stress, and improve nutrient absorption. It’s like giving your garden an ocean-grown advantage.