Fertilizers influence plant growth by improving the supply of nutrients in the soil. Amendments, such as peat moss or mulch, affect plant growth by conditioning the soil. We have several organic choices to meet your needs.

Showing all 40 results

  • Alfalfa Meal

    Alfalfa Meal

    Down To Earth Alfalfa Meal promotes accelerated growth and plant development.  It is brimming with the nutrients that your plants need for growth and development.  This organic fertilizer an be used on vegetables, flowers, herbs, shrubs, and trees and is highly recommended for roses.  The non-gmo alfalfa this meal comes … Read More

  • Arizona's Best Alka Liche

    Alka Liche

    Alka Liche breaks up hard soil for better water penetration.

  • Happy Frog All Purpose Fertilizer

    All Purpose Fertilizer

    Recommended fertilizer of choice for all plants. It is natural and organic. Happy Frog

  • Arizona's Best Ammonium Phosphate

    Ammonium Phosphate

    Soluble in water, this fertilizer puts a high source of nitrogen into the soil, making it rich for plant growth. Ideal for lawns, trees, shrubs, gardens, and citrus. Arizona Best 16-20-0 Lawn & Garden

  • Azomite Powder


    Perfect for supplementing depleted soils or mineral deficient growing media, Azomite provides slow release, organic nutrition.  Down To Earth Azomite comes in a granular and a powder form, sourced from the dust of an ancient volcano in central Utah.  It can improve plant and root system growth, crop yields, quality … Read More

  • Happy Frog Bat Guano

    Bat Guano

    This high phosphorus product is considered to be the fertilizer of choice to build stronger roots, stems, and abundant vegetable yields. It revitalizes soil structure and improves plant vigor. Apply it to vegetable gardens, flowers, shrubs, trees and lawns.

  • Hi-Yield Blood Meal

    Blood Meal

    This dry organic fertilizer promotes green, vigorous growth for all annuals, perennials, shrubs and potted plants. Nitrogen feedings can help plants grow beautiful foliage all season long. HI-YIELD

  • Hi-Yield Bone Meal

    Bone Meal

    This dry organic fertilizer feeds blooming plants with extra phosphorus to enhance root development and provide extra color to beautiful blooms all season. It is ideal for all flowering and fruiting plants. HI-YIELD

  • Gro More Cactus Juice

    Cactus Juice

    This is a liquid fertilizer ideal for cactus and succulents.  Contains cactus loving calcium.

  • Arizona's Best Super Iron Chelate

    Chelate Iron

    If you notice your plants turning yellow, this could be iron deficiency. Chelate Iron corrects iron deficiency in plants.

  • Citrus Food

    This fertilizer for Citrus trees is used for established trees in February, May, and September in Phoenix. Its blend of nitrogen, phosphoric acid, potash, and other micro nutrients is the most complete food for growing citrus, designed for Southwestern soils.  

  • DTE Cottonseed Meal

    Cottonseed Meal

    Down to Earth Cottonseed Meal is used to feed plants that thrive in lower pH soils, such as berries, flowering shrubs and evergreen trees.  DTE Cottonseed Meal is a high quality plant derived source of nitrogen and can be applied throughout the growing season to promote green growth and optimum … Read More

  • Worm Gold Plus

    Earthworm Castings

    Worm Gold Plus Earthworm Castings eliminate the need for artificial or chemical foods in your plants.  Once worm castings have been added to your soil, your plants will draw essential nutrients from the castings.  They are odorless and safe around kids and pets.  An organic way to super charge your … Read More

  • Agriform Tablets

    Fertilizer Tablets

    BEST TABS Agriform fertilizer tablets use a slow release technology for long term nutrient release.  They are a compact, easy to use, safe plant food which feeds for up to two years, eliminating the need for measuring small quantities of dry materials.

  • Bio Fish

    Fish Meal

    Down to Earth’s Bio Fish 7-7-2 is an all-purpose, nutrient-rich fertilizer ideal for vegetable gardens and all types of outdoor plants, trees, and shrubs.  It provides a good source of nitrogen and phosphorus.  DTE Bio Fish can be used throughout the growing season to promote vigorous growth, plentiful fruit, and … Read More

  • Gro More Seaweed Extract

    Fruit and Flower Fertilizer

    Recommended fertilizer of choice for all plants. It is natural and organic.  

  • Fertilome Fruit Citrus Pecan Fertilizer

    Fruit, Citrus, and Pecan Tree Food

    Fertilize your fruit, nut, and citrus trees with this product.  Ideal for use on all types of nut and fruit trees.  Helps promote vigorous tree growth and generous yields of nuts or fruits. Fertilome

  • Fertilome Green Maker

    Green Maker

    Green Maker is a grass fertilizer sold in garden centers and plant nurseries in Arizona. It is a premium lawn food especially formulated for alkaline soils.  Iron makes lawns greener.  You will see best results when used every 4 to 6 weeks during the growing season. Fertilome

  • Greensand


    Traditionally used to loosen heavy clay soil or to hold together loose, sandy soils, Down To Earth Greensand is able to absorb up to one-third its weight in water to improve the moisture holding capacity of garden soils and potting mixes.  DTE Greensand is highly recommended as a soil amendment … Read More

  • Humic Acids

    Humic Acids

    Humic Acids high carbon content provides food for microbes, thereby improving soil ecology.  The primary benefit is their ability to chelate (grab and bond to) nutrients.  Carefully mined from one of the world’s richest deposits, Down To Earth Granular Humic Acids is derived from the ancient remains of decomposed organic … Read More

  • Kelp Meal

    Dr. Earth Kelp Meal is a superior raw material that actually invigorates and improves the biological life of your soil.  Perfect for vegetable gardens, roses, trees, shrubs, and tropical plants. Down To Earth Kelp Meal is pure Ascophyllum nodosum seaweed from the clean, cold waters of the North Atlantic Ocean.  … Read More

  • Fertilome Lawn Food Plus Iron

    Lawn Food Plus Iron

    Contains iron for greening power.  Use early spring and early fall.

  • Arizona's Best Manganese Sulfate

    Manganese Sulfate

    This product corrects manganese deficiency in palm trees. It is used mostly for Queen Palms. If you notice frizzle top, it should be added to any fertilizer regiment. Arizona’s Best

  • Fox Farm Marine Cuisine

    Marine Cuisine

    FoxFarm Marine Cuisine fertilizer is a powerful blend of balanced plant foods combined with Pacific Northwest sea-going fish, crab meal, shrimp meal, bat guano, and plenty of earthworm castings.  It is nature’s finest soil amendment.

  • Fertilome New Lawn Starter

    New Lawn Starter

    Ferti-Lome New Lawn Starter Fertilizer helps get your new lawn off to a great start by helping your grass to grow healthy root systems more rapidly, which lets your lawn grow in quicker and greener.  Apply with your grass seed as you seed your lawn or immediately afterwards.

  • Fox Farm Open Sesame

    Open Sesame

    Open Sesame is a high-phosphorus soluble fertilizer that is designed for use during the early weeks of flowering to support vigorous blooming and bud development.

  • Osmocote Outdoor and Indoor


    This outdoor and indoor plant food is ideal to use when planting new container or bedding plants. It contains a mixture of nitrogen, phosphorus, potassium, and calcium to produce and maintain healthy leaves and promote strong root growth and flower formation.

  • Arizona's Best Palm Tree Food

    Palm Tree Food

    Specifically formulated with the nutrients needed for palm trees to thrive.

  • Bush Doctor Root Drench

    Root Drench

    Bush Doctor Kangaroots is a liquid root drench formulation designed to enhance root efficiency.  It contains nutrients which are immediately available to plants.  It contains soil microbes to support the root zone and help plants achieve enhanced nutrient uptake.  Based on natural and organic ingredients, it contains earthworm castings, manganese … Read More

  • Fertilome Root Stimulator

    Root Stimulator

    This stimulates early root formation and stronger root development, reduces transplant shock, and helps your plants flourish. Use every time you plant trees, shrubs, roses, annuals and perennials. Fertilome

  • Dr. Earth Rose and Flower Fertilizer

    Rose and Flower Fertilizer

    Dr. Earth Rose & Flower fertilizer is great for all roses, flowers, flowering trees, and shrubs, as well as annuals and perennials.  No synthetic chemicals, chicken manure or toxic ingredients.  Handcrafted from feed grade ingredients.  Enriched with organic nutrients found naturally in land plants, ocean plants, fish, fish bones, and … Read More

  • Bonide Rot Stop

    Rot Stop

    Blossom end rot is caused by the lack of calcium in the soil.  Usually it occurs in the summer when it is hot and dry, when the tomatoes get too dry between watering.  Use Bonide Rot Stop to add calcium to the plant by spraying it on the plant.  Watering … Read More

  • Gro More Seaweed Extract

    Seaweed Extract

    This product contains over 60 nutrient growth promoting substances, which enhance flower production, plant vigor, and overall plant growth. It produces exceptional results.  100% organic. GrowMore

  • Soft Rock Phosphate

    Soft Rock Phosphate

    Dr. Earth Soft Rock Phosphate is colloidal phosphate infused with beneficial microbes.  It provides an excellent source of natural phosphorous and calcium.  It has both short and long term growth benefits, stimulates root growth, and is great to use on bulbs, vegetables, roses, flowers, trees, shrubs and all fruiting and … Read More

  • Happy Frog Tomato and Vegetable Fertilizer

    Tomato and Vegetable Fertilizer

    Recommended fertilizer of choice for tomatoes and vegetables. It is natural and organic. HAPPY FROG

  • Fertilome Tree and Shrub Food

    Tree and Shrub Food

    A scientifically formulated tree food that contains penetrating action, which moves the food directly to the feeder roots when applied around the tree or shrub drip line, eliminating the need to dig holes.  Great for all types of trees and shrubs including shade trees, nut trees, evergreens, citrus, tropical and … Read More

  • Organo Grow More Tree and Shrub Food

    Tree and Shrub Food

    Organo Grow Pro Tree & Shrub adds much needed sulfur that helps plants withstand weather extremes, promotes thicker root systems, sturdier leaves, improves overall color and disease resistance and improves unproductive soils.

  • Turf Royale

    Turf Royale

    Turf Royale 21-7-14 is a combination of nitrogen, phosphorus, and potassium designed to maximize crop yield and quality.  

  • Fertilome Weed Out Plus Lawn Fertilizer Granular

    Weed Out Plus Lawn Fertilizer Granular

    This product provides excellent post-emergent broadleaf weed control on cool and warm season grasses, while providing much needed nutrients to turf.  Results in 7 to 10 days.

  • Hi-Yield Zinc Sulfate

    Zinc Sulphate

    A soil treatment used for the production of fruits and nuts.