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Flower Fertilizers

10 Best Flower Fertilizers 2025 in the United States

Name: FoxFarm Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz Bottles) + Twin Canaries Chart
Brand: Twin Canaries Liquid Volume Conversion Chart
Price: 35.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

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

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Winner

Twin Canaries Liquid Volume Conversion Chart

FoxFarm Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz Bottles) + Twin Canaries Chart

9.7

score

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

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FoxFarm

Fox Farm Tiger Bloom - 1 Quart

9.4

score

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Miracle-Gro

Miracle-Gro Water Soluble Bloom Booster Flower Food - Instantly Feeds, for Use on All Annuals and Perennials, 5.5 lbs.

9.2

score

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Espoma

Espoma Organic Plant-Tone 5-3-3 Natural & Organic All Purpose Plant Food; 36 lb. Bag; The Original Organic Fertilizer for All Flowers, Vegetables, Trees, and Shrubs

8.9

score

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Jobe's Organics

Jobe’s Plant Food Fertilizer Spikes, Easy Plant Care for All Indoor Flowering Houseplants, 50 Count

8.6

score

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Miracle-Gro

Miracle-Gro Blooming Houseplant Food, 8 oz., Plant Food Feeds All Flowering Houseplants Instantly, Including African Violets

8.3

score

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Jobe's Organics

Jobe’s Organics All Purpose Fertilizer Spikes, Easy Plant Care Fertilizer for Vegetables, Flowers, Shrubs, Trees, and Plants, 50 Count

8.0

score

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Scotts

Scotts Super Bloom Water Soluble Plant Food, 2 lb - NPK 12-55-6 - Fertilizer for Outdoor Flowers, Fruiting Plants, Containers and Bed Areas - Feeds Plants Instantly

7.8

score

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Osmocote

Osmocote Smart-Release Plant Food Plus Outdoor & Indoor₁, Granular Fertilizer with 11 Essential Nutrients, 2 lbs.

7.5

score

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#10

Miracle-Gro

Miracle-Gro Performance Organics Blooms Plant Nutrition Granules - Plant Food with Natural & Organic Ingredients, for Flowering Plants, 2.5 lbs.

7.2

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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Omri Listed Fish & Kelp Fertilizer for Plants

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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

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𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

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10 Best Flower Fertilizers 2025 in the United States

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

FoxFarm Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz Bottles) + Twin Canaries Chart

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

Fox Farm Tiger Bloom - 1 Quart

Miracle-Gro Water Soluble Bloom Booster Flower Food - Instantly Feeds, for Use on All Annuals and Perennials, 5.5 lbs.

Espoma Organic Plant-Tone 5-3-3 Natural & Organic All Purpose Plant Food; 36 lb. Bag; The Original Organic Fertilizer for All Flowers, Vegetables, Trees, and Shrubs

Jobe’s Plant Food Fertilizer Spikes, Easy Plant Care for All Indoor Flowering Houseplants, 50 Count

Miracle-Gro Blooming Houseplant Food, 8 oz., Plant Food Feeds All Flowering Houseplants Instantly, Including African Violets

Jobe’s Organics All Purpose Fertilizer Spikes, Easy Plant Care Fertilizer for Vegetables, Flowers, Shrubs, Trees, and Plants, 50 Count

Scotts Super Bloom Water Soluble Plant Food, 2 lb - NPK 12-55-6 - Fertilizer for Outdoor Flowers, Fruiting Plants, Containers and Bed Areas - Feeds Plants Instantly

Osmocote Smart-Release Plant Food Plus Outdoor & Indoor₁, Granular Fertilizer with 11 Essential Nutrients, 2 lbs.

Miracle-Gro Performance Organics Blooms Plant Nutrition Granules - Plant Food with Natural & Organic Ingredients, for Flowering Plants, 2.5 lbs.

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)

Omri Listed Fish & Kelp Fertilizer for Plants

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

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

FAQ

What is the best fertilizer for flowers?

How often should I fertilize my flowers?

Is organic fertilizer better for flowers?

Can I use vegetable fertilizer for flowers?

What are the signs that my flowers need fertilizer?

10 Best Flower Fertilizers 2025 in the United States

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

FoxFarm Liquid Nutrient Trio Soil Formula: Big Bloom, Grow Big, Tiger Bloom (Pack of 3-16 oz Bottles) + Twin Canaries Chart

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

Fox Farm Tiger Bloom - 1 Quart

Miracle-Gro Water Soluble Bloom Booster Flower Food - Instantly Feeds, for Use on All Annuals and Perennials, 5.5 lbs.

Espoma Organic Plant-Tone 5-3-3 Natural & Organic All Purpose Plant Food; 36 lb. Bag; The Original Organic Fertilizer for All Flowers, Vegetables, Trees, and Shrubs

Jobe’s Plant Food Fertilizer Spikes, Easy Plant Care for All Indoor Flowering Houseplants, 50 Count

100 EarthPods - Premium Bio Organic Citrus Fertilizer Spikes - Special Plant Food Formulated for Citrus Fruit Trees - Made in USA

Humboldts Secret Flower Stacker – Best Flowering Formula for Bigger Harvests - Flowering Plant Food – Nutrient System for Potting Soil for Indoor & Outdoor Plants - 5 Gallons

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

Blue Spray Indicator - Mark Where You've Sprayed with Blue Dye for Weed Spraying - Safe & Non-Permanent Dye with Pipette for Easy Mixing - 8oz

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

Miracle-Gro Blooming Houseplant Food, 8 oz., Plant Food Feeds All Flowering Houseplants Instantly, Including African Violets

Jobe’s Organics All Purpose Fertilizer Spikes, Easy Plant Care Fertilizer for Vegetables, Flowers, Shrubs, Trees, and Plants, 50 Count

Scotts Super Bloom Water Soluble Plant Food, 2 lb - NPK 12-55-6 - Fertilizer for Outdoor Flowers, Fruiting Plants, Containers and Bed Areas - Feeds Plants Instantly

Osmocote Smart-Release Plant Food Plus Outdoor & Indoor₁, Granular Fertilizer with 11 Essential Nutrients, 2 lbs.

Miracle-Gro Performance Organics Blooms Plant Nutrition Granules - Plant Food with Natural & Organic Ingredients, for Flowering Plants, 2.5 lbs.

Rose Fertilizers

Tree Fertilizers

Starter Fertilizers

Fertilizers

Lawn Fertilizers

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)

Omri Listed Fish & Kelp Fertilizer for Plants

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

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

FAQ

What is the best fertilizer for flowers?

How often should I fertilize my flowers?

Is organic fertilizer better for flowers?

Can I use vegetable fertilizer for flowers?

What are the signs that my flowers need fertilizer?