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Fertilizers Treatments Horticulture Supplies For Sale In Iowa

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Osmocote Fertilizer 19-6-12 Slow Release 3 to 4 Months 50lb Bag
Prices start at : 91.99 USD / each

19612 is perfect for short term foliage plants.Due to the current instability in the fertilizer markets, AM Leonard's printed materials may not reflect updated pricing. Please contact us for pricing information.
United States
Iowa
The Andersons 19-0-6 Turf Fertilizer with 0.21% Barricade Pre-Emergent Herbicide, 50 lb Bag
Prices start at : 24.29 USD / each

Controls annual grass weeds including crabgrass, goosegrass, annual foxtail, poa annua; and broadleaf weeds including common chickweed, knotweed, henbit, prostrate spurge, common purslane and more! Consistently sized particles reduce segregation potential.

Specs

    • 19-0-6 fertilizer formula: Specs
    • An easy method of fertilizing and preventing weed germination in one formula: Product Benefits
    • Active ingredient Prodiamine: Specs
    • For pre-emergence control of grassy and broadleaf weeds in established turfgrass (except golf course putting greens) and lawns: Product Features
    United States
    Iowa
    Starter + Bloomtastictm 8-32-5
    Prices start at : 69.99 USD / each

    Methylene urea is a very consistent and reliable nitrogen source. It is a solution that contains 4% time-released Nitrogen from Growth Products exclusive methylene urea. It remains accessible to your plants for longer period.
    United States
    Iowa
    Florikan 4-5 month 18-5-12 Controlled Release Fertilizer, 50 lb Bag
    Prices start at : 49.49 USD / each

    Florikote is a high-performance, polymer coated, fertilizer technology activated by moisture. Contains only ammoniacal and nitrate nitrogen. After application, these Controlled Release Fertilizers release the nutrients they need when they need them.

    Product Features

      • Contains only ammoniacal and nitrate nitrogen: Product Features
      • Includes micro nutrients: Product Features
      • 50 lb bag: Specs
      • Product is 81% polymer coated and contains 90% of the nitrogen as polymer coated nitrogen: Product Features
      • Contains no urea: Product Features
      United States
      Iowa
      New! HyR BRIX Tomato Fertilizer, 50-Pound Bag
      Prices start at : 37.99 USD / each

      Each 50-pound bag covers approximately 1,250 square feet. Apply any time during the growing season. This fertilizer contains nitrogen (5%), phosphorus (8%), potassium (10%), calcium (8.47%), and sulfur (9.71%).

      Product Features

        Specs

          • Contains multiple sources of calcium: Product Features
          • A dry granular, slow release product: Product Features
          • Potassium content: 10%: Specs
          • Calcium content: 8.47%: Specs
          • Phosphorous content: 8%: Specs
          • Conditions soil which improves soil biology and nutritional content: Product Benefits
          United States
          Iowa
          New! HyR BRIX Vegetable Fertilizer, 50-Pound Bag
          Prices start at : 36.00 USD / each

          Multiple forms of calcium combine with other nutrients to enhance your plants immune systems and make them more resilient to blight and other diseases. This fertilizer contains nitrogen (4%), phosphorous (7%), potassium (9%), calcium (9.75%), and sulfur...

          Product Benefits

            Product Features

              • Sulfur content: 10.40%: Specs
              • Enhances garden production without harming other plants: Product Benefits
              • Works with all soil types regardless of pH — no soil test required: Product Benefits
              • Contains multiple sources of calcium: Product Features
              • Products are naturally mined in the USA: Product Features
              • Includes humates, microbes, and probiotics: Product Features
              United States
              Iowa
              PHC Plant Save GranuLar Mycorrhizal Fungi Innoculant Plus 4-7-4 Fertilizer in 10lb Bag
              Prices start at : 36.99 USD / each

              Helps prevent loss due to heat and drought stress. Also contains chelated micronutrients and biocatalysts including humic acid, complex carbohydrates, yucca plant extract, sea kelp and organic nitrogen and phosphorus.

              Product Features

                • Use a vertical mulching technique on existing plantings: Product Features
                • Also contains chelated micronutrients and biocatalysts including humic acid, complex carbohydrates, yucca plant extract, sea kelp and organic nitrogen and phosphorus: Product Features
                • Mix into the soil to increase absorbing root growth and function: Product Features
                • Use in planting, growing and maintaining trees, perennials, shrubs, vines and landscape plants (not effective for Azaleas, Rhododendrons and Laurels): Product Features
                United States
                Iowa
                Epsom Salts (Magnesium Sulfate), 4 lbs
                Prices start at : 15.69 USD / each

                Can be absorbed by both leaves and roots. Apply 2-4 applications throughout the growing season. Use on roses, flowering ornamentals and shrubs. Foliar - apply 1/4 cup (4 tablespoons) per 1-2 gallons of water to cover 1000 sq ft.

                Product Features

                  • Stimulates rose bloom and cane growth: Product Features
                  • Increases plant's resistance to disease: Product Features
                  • 4 lbs: Specs
                  • Apply 1/4 cup per 1 to 2 gallons of water, to cover 500 to 1000 sq ft. Apply 2 to 4 times in the season: Application Rates
                  United States
                  Iowa
                  ROOTS Transplant 1-Step Granular 2-2-2 Survival Kit
                  Prices start at : 155.99 USD / each

                  Mycorrhiza - the 18 species include cold weather tolerant Rhizopogon to provide broad spectrum applications for increased nutrient uptake and enhanced root systems. Roots biostimulant - to enhance root growth and increase stress tolerance.
                  • Ship Wt: 15lb
                  • Size: 60 - 4oz Packets
                  United States
                  Iowa
                  The Andersons 25-0-3 Turf Fertilizer with 2% Iron, 50lb Bag
                  Prices start at : 20.19 USD / each

                  50% of the total nitrogen is derived from NutriSphere-N, a proprietary nitrogen management tool that has been proven to prolong desirable turf color up to 8 weeks. Please call for pallet pricing (45 bags).

                  Specs

                    • 2% iron: Specs
                    • The nitrogen, plus iron, greens up turf for up to 8 weeks: Product Features
                    • 50 lbs per 12,500 sq ft for low coverage; per 10,000 sq ft for medium coverage; per 8,300 sq ft for high coverage Refer to bag label for approximate spreader settings: Specs
                    United States
                    Iowa
                    Neptune\'s Harvest Hydrolyzed Fish Fertilizer 2-4-1, 1 Gallon
                    Prices start at : 15.99 USD / each

                    It is made by a unique cold process that protects the vitamins, amino acids, enzymes and growth hormones.It also contains all the micro and macro nutrients naturally found in fish.

                    Specs

                      • Available in 1 quart or 1 gallon jug: Specs
                      • Size: 1 Quart
                      • Derived from hydrolized fish and phosphoric acid (used as a stabilizer): Specs
                      United States
                      Iowa
                      PH Reducertm
                      Prices start at : 47.89 USD / each

                      Grow Products pH Reducer contains a natural wetting agent to help the citric acid penetrate the soil quickly. It is an organic solution used to lower the pH of soilless media and water.
                      United States
                      Iowa
                      A.M. Leonard Beds & Turf Myco Package
                      Prices start at : 36.29 USD / each

                      Our AML branded Beds & Turf product is an amendment containing endo- and ecto-mycorrhizae, beneficial bacteria, humic acid, sea kelp, Trichoderma fungi and root promoting vitamins.

                      Specs

                        • Contains Horta-Sorb watering gel: Specs
                        • Other ingredients include vitamins B, B2, B3, B5, B6, B7, B9, B12, C, K, and Biotin: Specs
                        • Contains sea kelp extract, yucca plant extract, and humic acids: Specs
                        • Contains trichoderma: Specs
                        • See label for details on other applications: Application Rates
                        • Contains Endo and Ecto mycorr. Contains phosphate solubilizing, nitrogen fixing and growth promoting bacteria: Specs
                        United States
                        Iowa
                        Soil Moist Plus 7-7-7 Granular
                        Prices start at : 80.79 USD / each

                        This blend of granular polymers and an 8 to 9 month timed release 7-7-7 fertilizer will feed your plants as it releases water stored by the polymer crystals. Now Soil Moist has taken these polymers to the next level by creating quality blends that offer...
                        • Size: 10 lb Pail
                        United States
                        Iowa
                        PHC Bio Pak Plus Injectable and Drench Formula 3-0-20 5 1lb Packs per Box
                        Prices start at : 80.89 USD / each

                        The low nitrogen and phosphorus content is a good alternative during drought or water restrictions. Elevated levels of chelated iron, sulfur, and chelated manganese rapidly green-up plant material.
                        United States
                        Iowa
                        Grotab 3-in-1 Premium Plant Starter (12-8-4)
                        Prices start at : 18.99 USD / each

                        Will not harm roots. Dig, drop and plant application. Holds 3X its weight in water. 1 tablet treats up to 18-in root ball. Stimulates plant development. Activates root system. Reduces transplant shock.

                        Product Benefits

                          • Activates soil microorganisms.: Product Benefits
                          • Reduces transplant shock.: Product Benefits
                          • Increases nutrient absorption.: Product Benefits
                          • Stimulates plant development.: Product Benefits
                          • Will not harm roots.: Product Benefits
                          United States
                          Iowa
                          DIEHARD TRANSPLANT 8 OZ X 50 BOX
                          Prices start at : 299.99 USD / each

                          Box will treat a 2" caliper tree. Both endo and ectomycorrhizal inoculants are combined wiht humic acids, Trichoderma, stimulants, beneficial bacteria, soluble sea kelp, yucca plant extracts, to promote rapid root development.
                          • Size: 400 oz Bulk Bag
                          • Ship wt: 25 lb
                          United States
                          Iowa
                          Peters Peat Lite Special Fertilizer, 20-10-20
                          Prices start at : 34.99 USD / each

                          This vendor allows for direct shipping of pallet quantities — 80 bags — or more ONLY. It also contains has high levels (12%) of quick absorbing nitrate nitrogen. We can ship up to 39 bags via motor freight delivery.

                          Product Benefits

                            • Balanced N:K ratio with P, Magnesium and trace elements: Product Benefits
                            • 100% small, water soluble granules: Product Benefits
                            • Pure formulations, no mixed substances: Product Benefits
                            • Equipped with Peters unique M-77 chelating formula: Product Benefits
                            United States
                            Iowa
                            Soil Moist Water Storing Polymer, 3 oz Pack
                            Prices start at : 4.09 USD / each

                            Water storing ploymer granular product. Reduces plant waterings by 50%. Reduce plant waterings by 50 percent. Ideal for all plantings. Treats 35 4-inch plants.
                            • For gardens and outdoor use, 1 oz per 6' row: Application Rates
                            • Polymer granules absorb water, swelling to several times their size. When the soil dries the granules release the water: Product Features
                            • Ingredients are 99.7% crosslinked polyacrylamide, 0.3% inert ingredients: Specs
                            United States
                            Iowa
                            Leonard Iron Chlorosis Tree Spikes, 5-3-3, 15%
                            Prices start at : 14.69 USD / each

                            Takes have specially designed caps so they are easily inserted into soft soil with a small mallet to the feeder roots for more nutrient uptake and less waste. Sold as a big box of 40 stakes or 10 stakes.

                            Specs

                              • Place one spike for every 1 inch of trunk diameter in a circle around the tree dripline. For shrubs, one spike per 2 feet of plant spread, spaced around the dripline: Specs
                              • Quantity: 10 Spikes
                              • Available in boxes of 10 spikes or 40 spikes: Specs
                              • Ship Wt: 3.5 lb
                              United States
                              Iowa
                              The Andersons 21-0-4 Turf Fertilizer with 0.2% MERIT Insecticide, 50lb Bag
                              Prices start at : 30.29 USD / each

                              High rate application: 50 lbs per 11,100 sq ft. This 21-0-4 fertilizer contains MERIT insecticide that controls many root-feeding grubs including Japanese beetle, June beetle, white grub and many more.

                              Specs

                                • Active ingredient in the Merit is Imidacloprid 0.2%: Specs
                                • Contains 0.2% Merit insecticide: Specs
                                • For fertilization and insect control in turfgrass and landscape ornamentals and sod farms: Product Features
                                • 50 lb bag: Specs
                                • 21-0-4 formula: Specs
                                United States
                                Iowa
                                PHC M-ROOTS, 3-3-3, 25lb Bag
                                Prices start at : 43.89 USD / each

                                Use this product on all plantings in disturbed or poor soil, including newly constructed and foundational plantings. This product increases transplant survival, water and nutrient absorption and is effective on trees, shrubs and flowers.

                                Specs

                                  Application Rates

                                    • 3-3-3 fertilizer formula: Specs
                                    • Flower Beds - 5 lbs per 100 sq ft mixed into the top 4in: Application Rates
                                    • 25 lb bag: Specs
                                    • Rates:: Application Rates
                                    • Other ingredients: Ca - 6%, S - 1.5%, Fe - 1%, Mg - 0.5% and 18 species of Mycorrhizal fungi, along with Humic Acids, Ascorbic Acid (Vitamin C), Amino Acid (Glycine), Myo-Inositol, Thiamine (Vitamine B1): Specs
                                    • Potting/Seeding Mix - 10 lbs per cu yd or 2 cups per cu ft: Application Rates
                                    United States
                                    Iowa
                                    A.M. Leonard Maintenance Beneficials Package
                                    Prices start at : 8.49 USD / each

                                    Our AML branded maintenance product is a dry, soluble bio-stimulant compound applied as a foliar, drench or root injection to turf, trees, shrubs, fruit, nut and vineyards to boost plant and soil health.

                                    Application Rates

                                      Specs

                                        • For turf mix 4 oz with 25 gallons of water per 10,000 sq ft: Application Rates
                                        • Also contains aminio acids and natural sugars: Specs
                                        • For trees, shrubs, flower beds and sod, mix 4 oz with 25 gallons of water per 10,000 sq ft, or as a drench mix 1 tablespoon per gallon: Application Rates
                                        • Ingredients include Trichoderma Fungus and Bacillus: Specs
                                        • See label for details: Application Rates
                                        United States
                                        Iowa
                                        Leonard Fertilizer Tablets for Containers 14-4-6 Controlled Release 3 to 4 Months 3 grams
                                        Prices start at : 134.99 USD / each

                                        Designed to deliver bigger, healthier, greener plants at a value price! Slow release, ureaformaldehyde for prolonged release nitrogen. 3 gram tablets; box of 4,400. Container Formula, 14-4-6, 3-4 Month: For top dressing of containerized plants.
                                        United States
                                        Iowa
                                        Osmocote Fertilizer 15-9-12 Slow Release 5 to 6 Months 50lb Bag
                                        Prices start at : 96.99 USD / each

                                        Please contact us for pricing information. Composed of water soluble nutrients.Due to the current instability in the fertilizer markets, AM Leonard's printed materials may not reflect updated pricing.
                                        United States
                                        Iowa
                                        Terra-Sorb Hydrogel - Horticultural Grade - Bulk Sizes
                                        Prices start at : 93.99 USD / each

                                        It's a process that's repeated when water is reintroduced ... Over a period of 3-4 years! Non-toxic, non-hazardous to the environment, and compatible with fertilizer and other "Green Industry" chemicals.
                                        • .75 mm to 2.0 mm in size: Specs
                                        • Size: 10 lb Bag
                                        • Non-toxic, non-hazardous to the environment, and compatible with fertilizer and other "Green Industry" chemicals: Product Benefits
                                        • It's a process that's repeated when water is reintroduced ... over a period of 3-4: Product Features
                                        United States
                                        Iowa
                                        Peters Professional Acid Special Fertilizer, 21-7-7
                                        Prices start at : 29.39 USD / each

                                        C (Customizing) component can be used with a variety of B (Base) formulations. Excellent choice for Water Types 3 and 4. Produce healthy acid-loving crops with this formulas high potential acidity that offsets high water alkalinity or lowers pH levels...

                                        Specs

                                          • Includes minor nutirents: Specs
                                          • 25 lb bag: Specs
                                          • For spot-watering in watering cans or spray tanks, mix 1 teaspoon per gallon of water: Application Rates
                                          United States
                                          Iowa