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Gardening & Lawn Care

Fertilizer Kelps

10 Best Fertilizer Kelps 2025 in the United States

Name: Kelp Bliss (5lbs) - Kelp Meal Fertilizer for Plants - Organic Fertilizer & Plant Food for Potting Soil, Indoor Plants, & Outdoor Plants - Kelp Fertilizer for Vegetables Gardens, Lawns, & Orchids
Brand: plantonix
Price: 25.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

Turf Perk Root Boost Azospirillum Lawn Treatment | Roots Strengthening and Maintenance Lawn Care Solution | All Natural Lawn Food for All Types of Grass. Better Soil, Better Roots, Better Lawn

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Winner

plantonix

Kelp Bliss (5lbs) - Kelp Meal Fertilizer for Plants - Organic Fertilizer & Plant Food for Potting Soil, Indoor Plants, & Outdoor Plants - Kelp Fertilizer for Vegetables Gardens, Lawns, & Orchids

10.0

score

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Turf Perk Root Boost Azospirillum Lawn Treatment | Roots Strengthening and Maintenance Lawn Care Solution | All Natural Lawn Food for All Types of Grass. Better Soil, Better Roots, Better Lawn

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Bloom City

Organic Liquid Seaweed and Kelp Fertilizer Supplement by Bloom City, (8 oz) Concentrated Makes 45 Gallons

10.0

score

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GS Plant Foods

Organic Kelp Fertilizer by GS Plant Foods - Omri Listed(1 Gallon) - Liquid Kelp Concentrate for Gardens, Lawns & Soil Yields 800+ gallons

9.9

score

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Neptune's Harvest

Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 (36 Ounce)

9.8

score

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Simple Lawn Solutions

Organic Super Seaweed Humic Acid Blend- Liquid Sea Kelp for Grass and Plants - Soil Hume - Simple Grow Solutions- Natural Lawn & Garden Concentrate- Use with Fertilizer Program (32 Ounce)

9.7

score

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GS Plant Foods

Omri Listed Fish & Kelp Fertilizer for Plants by GS Plant Foods (36oz) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

9.6

score

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Blue Planet Nutrients

Liquid Seaweed for Plants (32 oz) Quart | Concentrated Liquid Kelp Supplement | Makes UP to 470 GALLONS | for All Plants & Gardens | Blue Planet Nutrients

9.4

score

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Turf Titan

Turf Titan Lawn Kelper Hose End – Lawn & Plant Fertilizer - Liquid Fertilizer with Seaweed Kelp Extract for Lush, Greener Grass - Safe, Non-Toxic Seaweed Fertilizer – Covers Up to 8000 Sq Ft

9.2

score

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Blue Planet Nutrients

Liquid Seaweed for Plants (128 oz) Gallon | Concentrated Liquid Kelp Supplement | Makes UP to 1,890 GALLONS | for All Plants & Gardens | Blue Planet Nutrients

9.0

score

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#10

Neptune's Harvest

Neptune's Harvest Kelp Meal Multi-Purpose Plant Food 1-0-2, 4 lb

8.8

score

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More products we considered

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 All-Purpose 20-20-20 Liquid Fertlizer Spray - Increases Flowering and Yield on All Varieties of Fruits, Vegetables and Flowers| Liquid Plant Superfood Mist (8 OZ)

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Gardenera Premium Nutritional Plant Food Spray for Citron - Balanced Nutrition Plant Superfood | Excellent Growth Booster for Citron Trees - 8oz

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Gardenera Premium 𝐀𝐋𝐋-𝐏𝐔𝐑𝐏𝐎𝐒𝐄 𝟏𝟎-𝟏𝟎-𝟏𝟎 𝐋𝐢𝐪𝐮𝐢𝐝 𝐅𝐞𝐫𝐭𝐢𝐥𝐢𝐳𝐞𝐫 for Lawns, Plants, Vegetables, Fruits & Flowers, Liquid Plant Food 10-10-10 for Indoor/Outdoor Plants (32 OZ)

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Bud Doublin Grow organically Promote and facilitate The Growth of Beneficial Bacteria and Fungi in Your Growing Media.

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GARDENERA Premium 20-20-20 All Purpose Water Solubable Fertilizer for All Plant - Promotes Biomass Growth and Vibrant Leaf Color - 10 Quart

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10 Best Fertilizer Kelps 2025 in the United States

Turf Perk Root Boost Azospirillum Lawn Treatment | Roots Strengthening and Maintenance Lawn Care Solution | All Natural Lawn Food for All Types of Grass. Better Soil, Better Roots, Better Lawn

Kelp Bliss (5lbs) - Kelp Meal Fertilizer for Plants - Organic Fertilizer & Plant Food for Potting Soil, Indoor Plants, & Outdoor Plants - Kelp Fertilizer for Vegetables Gardens, Lawns, & Orchids

Turf Perk Root Boost Azospirillum Lawn Treatment | Roots Strengthening and Maintenance Lawn Care Solution | All Natural Lawn Food for All Types of Grass. Better Soil, Better Roots, Better Lawn

Organic Liquid Seaweed and Kelp Fertilizer Supplement by Bloom City, (8 oz) Concentrated Makes 45 Gallons

Organic Kelp Fertilizer by GS Plant Foods - Omri Listed(1 Gallon) - Liquid Kelp Concentrate for Gardens, Lawns & Soil Yields 800+ gallons

Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 (36 Ounce)

Organic Super Seaweed Humic Acid Blend- Liquid Sea Kelp for Grass and Plants - Soil Hume - Simple Grow Solutions- Natural Lawn & Garden Concentrate- Use with Fertilizer Program (32 Ounce)

Turf Perk Garden Perk Organic Plant Food | Outdoor and Indoor Plant Food, Garden Soil and Plant Nutrient | All Natural Amino Acid Liquid Plant Food Formula for Growing Big, Healthy Vegetable Plants

𝐁𝐄𝐒𝐓𝐒𝐄𝐋𝐋𝐄𝐑 Plant Superfood for Succulents & Cactus Plants with B1 Vitamin, Glucose and Essential Minerals - Organic Plant Food Fertilizer for Indoor & Outdoor Succulents - 8oz

Professional Grade Organic 𝐂𝐚𝐥-𝐌𝐚𝐠 Growing Fertilizer Concentrate: Calcium, Magnesium, Iron & Micronutrients Supplement for Plant Deficiencies (9-0-0 NPK) - 32oz Bottle (Quart)

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 Grade Organic Cal-Mag Plus Growing Fertilizer Concentrate: Calcium, Magnesium, Iron & Micronutrients Supplement for Plant Deficiencies (9-0-0 NPK) - 32oz Bottle (Quart)

Gardenera Hoya Plant Premium Potting Mix - 4 Quart - Optimal Balance for Thriving Hoyas: Air, Moisture, and Nutrient Retention

Omri Listed Fish & Kelp Fertilizer for Plants by GS Plant Foods (36oz) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

Liquid Seaweed for Plants (32 oz) Quart | Concentrated Liquid Kelp Supplement | Makes UP to 470 GALLONS | for All Plants & Gardens | Blue Planet Nutrients

Turf Titan Lawn Kelper Hose End – Lawn & Plant Fertilizer - Liquid Fertilizer with Seaweed Kelp Extract for Lush, Greener Grass - Safe, Non-Toxic Seaweed Fertilizer – Covers Up to 8000 Sq Ft

Liquid Seaweed for Plants (128 oz) Gallon | Concentrated Liquid Kelp Supplement | Makes UP to 1,890 GALLONS | for All Plants & Gardens | Blue Planet Nutrients

Neptune's Harvest Kelp Meal Multi-Purpose Plant Food 1-0-2, 4 lb

Bonide fertilizer

BAYER fertilizer

Tetra fertilizer

Fertilizers

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 All-Purpose 20-20-20 Liquid Fertlizer Spray - Increases Flowering and Yield on All Varieties of Fruits, Vegetables and Flowers| Liquid Plant Superfood Mist (8 OZ)

Gardenera Premium Nutritional Plant Food Spray for Citron - Balanced Nutrition Plant Superfood | Excellent Growth Booster for Citron Trees - 8oz

Gardenera Premium 𝐀𝐋𝐋-𝐏𝐔𝐑𝐏𝐎𝐒𝐄 𝟏𝟎-𝟏𝟎-𝟏𝟎 𝐋𝐢𝐪𝐮𝐢𝐝 𝐅𝐞𝐫𝐭𝐢𝐥𝐢𝐳𝐞𝐫 for Lawns, Plants, Vegetables, Fruits & Flowers, Liquid Plant Food 10-10-10 for Indoor/Outdoor Plants (32 OZ)

Bud Doublin Grow organically Promote and facilitate The Growth of Beneficial Bacteria and Fungi in Your Growing Media.

GARDENERA Premium 20-20-20 All Purpose Water Solubable Fertilizer for All Plant - Promotes Biomass Growth and Vibrant Leaf Color - 10 Quart