10 bestOrganic Liquid Fertilizersof July 2025
112M consumers helped this year.
1

MARPHYL Organic Liquid Fertilizer – Indoor & Outdoor House Plant Fertilizer - All-Purpose Nutrient-Rich Plant Food - Soil Enhancer for Garden, Flowers, Vegetables, Succulents, Bamboo, Hydroponics
MARPHYL

9.7
2

Neptune's Harvest Fish & Seaweed Blend Fertilizer 2-3-1 36 Oz
Neptune's Harvest

9.4
3

Neptune's Harvest HF136 Hydrolyzed Fish Fertilizer 2-4-1, 36 Ounce
Neptune's Harvest

9.1
4

Neptune's Harvest Hydrolyzed Fish Fertilizer
Neptune's Harvest

8.8
5

Neptune's Harvest TV136 Tomato & Veg Formula Fertilizer, 36 oz
Neptune's Harvest

8.5
Other
6

Organic Liquid Fertilizer (500ml / 16.9oz)
EVERBLOOM GREEN

8.2
7

Seaweed Fertilizer - Omri Organic Liquid Fertilizer for Seedlings (1 Gallon) - Liquid Kelp & Vegetable Growth Concentrate for Gardens, Lawns & Soil
GS Plant Foods

7.9
8

AgroThrive Organic General Purpose Fertilizer (4-pack, 1 Gal)
AgroThrive

7.6
9

Atlantean Products Ecological Seaweed Based Plant Food - Liquid 1L Bottle, 3% Calcium, 1L at 1:100 Ratio = 5L at 1:20 Ratio
Atlantean Natural Products

7.3
10

1L 6-12-6 Liquid Multi Purpose Fertilizer
Pro-Mix

7.0

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