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Supplement For Plants

10 Best Supplement For Plants 2025 in the United States

Name: Miracle-Gro Water Soluble All Purpose Plant Food, Fertilizer for Indoor or Outdoor Flowers, Vegetables or Trees, 3 lbs.
Brand: Miracle-Gro
Price: 11.52 USD
Availability: InStock

From leading brands and best sellers available on the web.

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

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Winner

Miracle-Gro

Miracle-Gro Water Soluble All Purpose Plant Food, Fertilizer for Indoor or Outdoor Flowers, Vegetables or Trees, 3 lbs.

9.9

score

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Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

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Miracle-Gro

Miracle-Gro Indoor Plant Food (Liquid), 8 oz., Instantly Feeds All Indoor Houseplants Including Edibles, 2-Pack

9.8

score

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SUPERthrive

SUPERthrive VI30155 Plant Vitamin Solution, 1 Pint,Multi

9.7

score

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Sports Research

Sports Research Vitamin D3 K2 with Coconut Oil | Plant Based Vitamin K2 MK7 + Vegan D3 5000iu | Vegan Certified, Soy & Gluten Free - 60 Count Softgels

9.4

score

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Vital Vitamins

Vital Vitamins Vegan Collagen Booster - Plant Collagen Supplements - Supports Hair, Skin, Nails & Joints - with Hyaluronic Acid - 60 Capsules

9.1

score

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Bloom City

Organic Liquid Seaweed and Kelp Fertilizer Supplement by Bloom City, Quart (32 oz) Concentrated Makes 180 Gallons

8.9

score

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HOUSEPLANT RESOURCE CENTER

Houseplant Resource Center - Root Supplement, Liquid Root Stimulator - for Fiddle Leaf Fig & Indoor Plants - Propagation Promoter, Root Rot Treatment - Food for Healthy Roots, Stems, & Leaves - 8 Oz

8.6

score

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Bloom City

Liquid Silica Boost Fertilizer and Supplement by Bloom City, 1/2 Pint (8 oz) Concentrated Makes 45 Gallons

8.3

score

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Botanicare

Botanicare Silica Blast, Plant Supplement, 0-0-0.5, 1 qt.

8.0

score

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#10

TPS NUTRIENTS

Silica for Houseplants, Liquid Silicon Plant Food for Strong Stems and Healthy Leaves, Liquid Plant Fertilizer 8 oz (250mL)

7.7

score

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More products we considered

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

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Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

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GS Plant Foods Seaweed Fertilizer - Omri Organic Liquid Kelp Seaweed Fertilizer (275 Gallon) - Liquid Kelp & Seaweed Concentrate for Farms, Gardens, Greenhouses, Lawns & Soil

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Omri Listed Fish & Kelp Fertilizer for Plants

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Humboldts Secret pH Down | Liquid pH Plant Balancer for Soil & Hydroponics Growing System (8 Ounce)

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How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

10 Best Supplement For Plants 2025 in the United States

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Miracle-Gro Water Soluble All Purpose Plant Food, Fertilizer for Indoor or Outdoor Flowers, Vegetables or Trees, 3 lbs.

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Miracle-Gro Indoor Plant Food (Liquid), 8 oz., Instantly Feeds All Indoor Houseplants Including Edibles, 2-Pack

SUPERthrive VI30155 Plant Vitamin Solution, 1 Pint,Multi

Sports Research Vitamin D3 K2 with Coconut Oil | Plant Based Vitamin K2 MK7 + Vegan D3 5000iu | Vegan Certified, Soy & Gluten Free - 60 Count Softgels

Vital Vitamins Vegan Collagen Booster - Plant Collagen Supplements - Supports Hair, Skin, Nails & Joints - with Hyaluronic Acid - 60 Capsules

100 EarthPods - Bio Organic Hibiscus Fertilizer Spikes - Plumeria Fertilizer - Bougainvillea Fertilizer - Tropical Plant Food Sticks - Premium Formula - Hand Made in USA

Humboldts Secret Sweet & Sticky – Carbohydrate and Saccharide Energy Source – Enhance Aroma and Flavor of Plants – Potting Soil for Indoor Plants – Energy for Plants – 8 Ounce

Humboldts Secret Golden Tree: World's Best Fertilizer (2.5 Gallon)

Humic Acid - Organic Liquid Humic Concentrate with Fulvic Acid - (5 Gallon Drum) - Multi-Purpose Soil Conditioner - Suitable for Gardens, Lawns, Houseplants & Trees

Premium 8-10-10 Fertilizer for Palm Trees, Citrus Plants and Other Tropical Plants by Gardenera - Boost Biomass and Enhance Leaf Color - 2 Quart

Organic Liquid Seaweed and Kelp Fertilizer Supplement by Bloom City, Quart (32 oz) Concentrated Makes 180 Gallons

Houseplant Resource Center - Root Supplement, Liquid Root Stimulator - for Fiddle Leaf Fig & Indoor Plants - Propagation Promoter, Root Rot Treatment - Food for Healthy Roots, Stems, & Leaves - 8 Oz

Liquid Silica Boost Fertilizer and Supplement by Bloom City, 1/2 Pint (8 oz) Concentrated Makes 45 Gallons

Botanicare Silica Blast, Plant Supplement, 0-0-0.5, 1 qt.

Silica for Houseplants, Liquid Silicon Plant Food for Strong Stems and Healthy Leaves, Liquid Plant Fertilizer 8 oz (250mL)

Supplements For Men

Supplement For Anti

Supplement For GI

Supplements For Women

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

GS Plant Foods Seaweed Fertilizer - Omri Organic Liquid Kelp Seaweed Fertilizer (275 Gallon) - Liquid Kelp & Seaweed Concentrate for Farms, Gardens, Greenhouses, Lawns & Soil

Omri Listed Fish & Kelp Fertilizer for Plants

Humboldts Secret pH Down | Liquid pH Plant Balancer for Soil & Hydroponics Growing System (8 Ounce)