10 bestOrganic Plant Fertilizersof May 2026
112M consumers helped this year.
10% off
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
Young Urban Farmers Gaia Green All Purpose Fertilizer 4-4-4 20kg
Young Urban Farmers
9.4
3
Neptune's Harvest Fish & Seaweed Blend Fertilizer 2-3-1 36 Oz
Neptune's Harvest
9.1
4
Neptune's Harvest Hydrolyzed Fish Fertilizer
Neptune's Harvest
8.8
26% off
5
Gaia Green Organic 4-4-4 All Purpose Fertilizer 2kg
Gaia Green
8.6
OtherUp to 18% off
Jobe’s Organics Fruit & Citrus Fertilizer with Biozome, 3-5-5 Organic Fast Acting Granular Fertilizer for All Fruit and Citrus Trees, 4 Pound Bag
Down to Earth Organic Bio-Live Fertilizer Mix 5-4-2, 25 lb
Gaia Green Worm Casting (2 litres)
Espoma Company INPF8 Organic Indoor Plant Food, 8 oz
6% off
6
Jobe's Organics Fruit & Citrus Fertilizer Spikes, 6 Spikes
Jobe's Organics
8.3
7
Espoma Co. PT4 4-Pound Plant-Tone Organic 5-3-3 Food
Espoma
8.0
8
Espoma CT4 4 Lbs Citrus-Tone® 5-2-6 Plant Food
Espoma
7.7
9
Jobe's Tomato Spikes,18 Spikes in Blister Pack, 18-Spikes Per Package
Jobe's Organics
7.4
10
PureLife Soil Premium Worm Castings 5 Liter Bag Promotes Plant Growth and Root Structure
PureLife Soil
7.1
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