Top 10 Outdoor Plant Fertilizer Organic – Garden Fertilizers

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1. Burpee


4 lb, Burpee Natural Purpose Granular 4-Lb Organic Food for Growing Strong Plants | Good for Vegetable Garden, Flower Garden & Seed Starting, 4lb. Bag

Burpee #ad - You'll see the difference in plant health, fruit production and vibrancy of blooms. The custom blend promotes plant growth and more blooms! Great for indoor or outdoor plants. 100% guaranteed: burpee is committed to the success of all gardeners. If you are unsatisfied with your purchase, plants, we aim to make it right! Feed your plants: burpee's all-purpose organic plant food is formulated to keep your plants growing and happy throughout the season.

Follow instructions on the bag for how much plant food to apply. Great for containers: use this balanced mix to promote growth of flowers, vegetable and herbs in patio pots and containers. Easy to apply granules release essential nutrients and deliver fast-acting results for all types of plants in your home garden. Organic certified: omri listed for organic gardening use, this plant food safely keeps your soil and plants as healthy as they can be.

We treat each order with care to ensure healthy seeds, soil mixes and gardening supplies are sent in excellent condition. For vegetables, trees, vegetable gardens, flowers & herbs: use this natural plant food for seed starting, bedding plants, shrubs and flower containers. Omri labeled organic. A natural fertilizer for growing your best garden. Major nutrients as well as calcium, minor nutrients, and some of the beneficial microbes that help keep the soil and plants healthy are released immediately and continue to feed your plants for up to 3 months.
BrandBurpee #ad
ManufacturerBurpee #ad
Height12.5 Inches
Length4 Inches
Weight4 Pounds
Width10.25 Inches
Part Number99950
ModelNatural Organic All Purpose Granular

2. Miracle-Gro


Flowers and Herbs, Miracle-Gro Performance Organics All Purpose Plant Nutrition Granules, 2.5 lb., All-Purpose Plant Food for Vegetables, Feeds up to 240 sq. ft., Organic

Miracle-Gro #ad - The shaker jug makes feeding in-ground and container plants easy. Enjoy miracle Gro results with organic, all natural ingredients. In as little as 7 days you'll start to see results vs unfed plants. Use miracle gro performance organics All Purpose Plant Nutrition Granules to feed your plants, flowers, vegetables, and herbs. Reapply every 4 to 6 weeks and water regularly for best results.
BrandMiracle-Gro #ad
ManufacturerMiracle-Gro #ad
Height9.8 Inches
Length4.13 Inches
Weight3.5 Pounds
Width7.5 Inches
Part Number3003510

3. Miracle-Gro


Flowers and Herbs, All Natural Plant Food For Vegetables, Miracle-Gro Performance Organics All Purpose Plant Nutrition, Apply Every 7 Days For Best Results, Feeds up to 200 sq. ft., 1 lb.

Miracle-Gro #ad - Apply easily with the Miracle-Gro Performance Organics Garden Feeder or your watering can. Feed every 7 days for best results. Miracle-gro performance Organics All Purpose Plant Nutrition feeds plants instantly. Enhanced with micronutrients to deliver high performance results. Enjoy miracle-Gro results, organically with all natural ingredients.
BrandMiracle-Gro #ad
ManufacturerMiracle-Gro #ad
Height5.75 Inches
Length3.75 Inches
Weight0.06 Pounds
Width3.75 Inches
Part Number3003310

4. Purely Organic Products


Purely Organic Tree & Shrub Fertilizer Plant Food Spikes Box of 6 Spikes, 1.5 Lbs

Purely Organic Products #ad - For best results, feed once per season -- early spring, and late fall -- for continuous fertilization. 5 inch truspikes are packed with fertilizer.

Fast acting, robust nutrition feeds trees, long lasting, evergreens and shrubs. Omri listed for Organic Use. Nutrient rich 7-0-2 formula with natural ingredients contains 7% Nitrogen for plant growth and color; and 2% Potassium for strong roots. They're easy to hammer in no cap required and will not break, crush or shatter. Fertilizer spikes release nutrition directly into the root zone to help promote stronger trees and shrubs without over-fertilizing or runoff. Simple to use. Rich molasses formula.
BrandPurely Organic Products #ad
ManufacturerPurely Organic Products #ad
Height5.25 Inches
Length1.25 Inches
Weight1.5 Pounds
Width7 Inches

5. Cz Garden Supply


Holistic Herbs, Trees Cz Garden Organics 5 LB, Vegetables, Yield of Fruit, Muriate of Potash 0-0-60 Fertilizer, Pure Potassium Plant Food for Indoor/Outdoor Plants, Enhances Color, Texture, Taste

Cz Garden Supply #ad - Pour the necessary quantity with ease and store the rest for future use. Improves color, texture, Taste & Terpenes of plants. Resealable, easy pour packaging: cz garden 0-0-60 Muriate of Potash fertilizer comes sealed in a 5lb, heavy duty resealable pouch.

Cz garden organics is committed to developing Premium Grade custom soil amendment blends, fertilizers, and nutrients for your organic garden. Powerful potassium fertilizer promotes bigger blooms in your home garden with our high-efficiency Potash fertilizer. Premium quality ingredients – cz garden muriate of potash is a water soluble, premium phosphate fertilizer designed to boost the healthy development of all your indoor/outdoor flowers, high purity, lawn, and garden vegetables.
BrandCz Garden Supply #ad
ManufacturerCz Garden #ad
Weight5 Pounds



Liquid Plant Food, All-Purpose, Vegetables Succulents Bamboo, Hydroponics Plant Fertilizer, Flowers, Nutrient-Rich Lawn Fertilizer & Soil Enhancer for House Plants, MARPHYL Organic Liquid Fertilizer

MARPHYL #ad - Perfect for use in small and large sprayers. Enhance soil quality and watch your trees, and lawn fertilizer. It's an excellent vegetable fertilizer, houseplant fertilizer, plants, greenhouse, flowers, grass, shrubs, colorful blooms with this exceptional flower food. Organic & sustainable - our liquid marine phytoplankton soil enhancer is an organic, ground water, non-gmo & sustainably made with no preservatives making it safe for vegetable gardening, all purpose plant food that is harvested 100% naturally.

Our organic plant fertilizer will meet your every need and provide a safe environment for all gardening. Superior indoor plant fertilizer - marphyl marine phytoplankton is ideal as an outdoor and indoor plant fertilizer. Once in the water, stir, and then pour onto the plants. Your lawn & garden will be the envy of the neighborhood, marine phytoplankton are micro algae that infuse your plants, and more with everything they need for health and longevity.

It replenishes your soil on a regular basis to ensure the continued growth and beauty of your vegetation. Easy to use water soluble fertilizer - simply mix a 1:20 ratio of our liquid plant fertilizer with water. Enjoy gorgeous, and vegetables thrive. High in potassium, nitrogen, trees, grasses, and your indoor plants will brighten your home. Marphyl's fertilizer for indoor plants and outdoor plants, and a vast spectrum of phytochemicals, garden, vitamins, grasses, so your lawn, flowers and more, trees, EPA, provides an astounding array of nutritional elements.
BrandMARPHYL #ad
ManufacturerMARPHYL #ad
Height7.68 Inches
Length2.44 Inches
Weight1.17 Pounds
Width2.44 Inches
Part NumberSKU 3000

7. AgroThrive


3-3-2 NPK ATGP1128 1 Gal for Lawns, Herbs and Everything Else that Grows, Greenhouses, Vegetables, AgroThrive All Purpose Organic Liquid Fertilizer

AgroThrive #ad - Promotes vigorous root and foliar growth and improves plant disease resistance. Omri, cdfa and wsda listed for organic gardening; No synthetic chemicals EVER.

Organic results in less than 1 week. Activates soil and helps nutrient release; release speed: 70% fast-release, 30% slow-release. Produced by the progressive Digestion Process which breaks down all organic ingredients down to a simple molecular structure plants can quickly absorb. 3-3-2 npk general purpose liquid organic fertilizer; Formulated for lawns, greenhouses, vegetables, herbs and everything else that grows; Derived from organic fish and grain. Convenient liquid concentrate in a bottle; Just mix 2oz – 4oz with 1 gallon of water and apply to soil.
BrandAgroThrive #ad
ManufacturerAgroThrive, Inc. #ad
Height10.5 Inches
Length5.75 Inches
Weight8 Pounds
Width4.75 Inches
Part NumberATGP1128

8. Espoma


Palm, and Citrus both indoors and outdoors, Pack of 2, 8 oz, Natural & Organic Fertilizer for all Cactus, Succulents, Espoma Organic Cactus! Plant Food

Espoma #ad - Thoroughly drench the soil of the plant. Organic plant food: this liquid fertilizer for Cactus, Succulents and tropical plants provides organic nutrients to ensure superior results and is safe to use around kids and pets.

Liquid plant food is a vital part of indoor plant care, for plants both large & small. Contains: essential plant nutrients to help plants thrive. Easy: simply add ½ cap of cactus! plant food liquid per quart of water and water your plants. See label for all ingredients. Use: organic plant fertilizer specifically formulated for large and small house plants like Jade Plants, Burro’s Tails, Zebra Plants, Aloe Vera & Barrel Cactus & Christmas Cactus.

Fast results: espoma organic cactus! fertilizer for cactus & succulents will help you grow vibrant, larger plants while encouraging new growth & the development of a strong root system in a potted plant. For best results use every 2-4 weeks.
BrandEspoma #ad
ManufacturerEspoma #ad
Height7.25 Inches
Length3 Inches
Weight0.5 Pounds
Width3.85 Inches
Part NumberCAPF8

9. Liqui-Dirt


Liqui-Dirt Nano Powder All-Purpose Organic Complete Plant Food for Indoor or Outdoor Use Makes over 50 gallons 18 Balanced Super Foods -Balanced Blend of Vitamins Minerals Micro-Fungi and Bio-Organisms

Liqui-Dirt #ad - Proudly made by hand in the USA. Yes flowers, Blooms, and over all plant health. From our farm to you, no chemicals, non-GMO, No odors, and simply put Liqui-Dirt WORKS!. Benefits: roots, blooms, and over all plant health, leaves, stems, foliage, leaves, stems, foliage, all plants indoor houseplants to Gardens even Lawns.

Liqui-dirt is all you need. There is no need to mix with other fertilizers or systems. Complete micro-fungi mycorrhizae and rhizobacteria strains, in a pH Balanced formula. Why use it: use liqui-dirt to increase growth and nutrition for Roots, Trees and Shrubs too! Give your plants the nutrition they deserve. How long does it last: This product does not expire, in any dilution or concentrated form. How we're different: 100% pet / fish / reptile safe, naturally organic. How its made: through our zymology process we break down the 18 ingredients into thousands of separate fully digested and readily absorbable elements.

Whats in it: 18 balanced super nutrients for plants including poultry litter, rabbit Manure, Kelp Meal, Blood meal, Concentrated Fulvic Acid, Humic Shale, worm castings, Cricket Fras, Oyster Shell, Dolomite limes, Alfalfa meal, Mycorrhizae, Gypsum, Bat Guano, Proprietary mineral blend from organic sources. All vitamins and minerals with the microbial index are essential to a plants life. What is it: all natural fully digested elemental, nutrient Supplement System for all plants.
BrandLiqui-Dirt #ad
ManufacturerLiqui-Dirt #ad
Part Numberliquidirt8oz-2000

10. Joyful Dirt


Premium Concentrated All Purpose Pure and Clean Plant Food and Fertilizer. Easy Use Shaker 3 oz

Joyful Dirt #ad - Whether reviving Plants or Increasing Foliage. Contains mycorrhizae and other nutrients to Help Plants Grow Quicker and Use Less Water. Clean & pure indoor plant food and garden Fertilizer. Safe to use around Pets and Kids. Easy application-just shake Joyful Dirt onto soil and water in or mix directly in watering can. Powerful enough for outdoor plants, but gentle Enough to Not Burn Indoor Plants. Compact and easy to store and use as often as every watering.
BrandJoyful Dirt #ad
ManufacturerIRT Industries #ad
Height4.13 Inches
Length1.75 Inches
Weight0.19 Pounds
Width1.75 Inches
Part NumberJDSHK2