Soil Amendments

Fertrell has multiple sources for Nitrogen, Phosphorus, Potassium, Calcium, Magnesium, and Sulfur. Have questions about what you should use or an application rate? Contact our Agronomy Department and they will be happy to help. 

Nitrogen Sources

  • Alfalfa Meal 3-1-2 (Nitrogen)

    A reasonable alternative to blood meal as a source of nitrogen and is nicely balanced with phosphorous and potassium. Typical Analysis: 2.5–3% N based on protein.

    Paper Bag- 5 lb; 50 lb

  • Blood Meal 12-0-0 (Nitrogen)

    A fast release source of organic nitrogen. It should only be used on plants that have a high nitrogen requirement. It may also be used in compost piles.

    Paper Bag - 50 lb

  • Feather Meal 13-0-0 (Nitrogen)

    An ideal source of nitrogen for all crops requiring a steady long lasting supply of that element. The nitrogen is made plant available through microbial activity.

    Paper Bag - 50 lb

  • Peanut Meal 8-1-1 (Nitrogen)

    A vegetable protein meal used as a natural

    Nitrogen Source.

    Paper Bag - 50 lb

    Tote - 2000 lb

  • Sodium Nitrate 15-0-2 (Nitrogen)

    A highly available source of Nitrate nitrogen. Use when quick release nitrogen is needed to provide a boost to the crop.

    Paper Bag - 50 lb

Phosporous Sources

  • Phostrell 0-6-0 (Phosphorus)

    Phostrell is a unique blend of bone char and aragonite providing a high level of phosphorus and calcium.

    Paper Bag - 50 lb

    Tote - 2000 lb

Potassium Sources

  • Green Potash 0-0-15 (Potassium)

    Green Potash is a Fertrell custom blend containing zeolite and kelp. It provides an available source of potassium and a vast array of micro-nutrients in trace amounts.

    Paper Bag - 50 lb

    Tote - 2000 lb

  • Sul-Po-Mag 0-0-22 (Potassium)

    Sul-Po-Mag is a soluble sulfate of potash-magnesia. It is a crushed mineral that will not alter the soil pH. Apply where magnesium and potassium are deficient and calcium is abundant.

    Paper Bag - 50 lb

  • Sulfate of Potash 0-0-50 (Potassium)

    Sulfate of Potash is a potassium and sulfur product used in potassium-deficient soils. Please call for availability.

    Paper Bag - 50 lb

Calcium Sources

  • Gypsum 0-0-0 23Ca (Calcium)

    An outstanding soil supplement for soil lacking calcium, but the pH is adequate or high. Gypsum will loosen the soil, encourage soil life, and add the needed calcium.

    Paper Bag - 50 lb

  • Aragonite

    Aragonite is a sea calcium that is exceptionally high in calcium and low in magnesium.

    Bag - 5 lb; 50 lb

    Tote - 2000 lb

Magnesium Sources

  • Magnesium Sulfate 0-0-0 9.8Mg

    A great source of magnesium and sulfur for improving your soils and crops. Epsom salt can be applied and incorporated in the soil or dissolved in water and used for foliar or drip application.

    Paper Bag - 50 lb

Sulfur Sources

  • Sulfur 90% Pelleted

    90% Sulfur Granules is a quality sulfur-bentonite product that degrades readily upon contact with moisture in the soil.

    Paper Bag - 50 lb

Soil-based Microorganisms & Mycorrhizal Fungi

  • Fertrell Beneficial Biology

    Our top blend of beneficial soil based microorganisms including multiple species of plant growth promoting rhizobacteria (PGPR) and other beneficial plant growth promoting microorganisms (PGPs).

    Bag - 50 lb

  • Fertrell Mycorrhizae Plus

    A blend of beneficial soil-based microorganisms plus mycorrhizal fungi colonizes, nourishes and aids plant roots and the surrounding rhizosphere.

    Bag - 50 lb

Other Amendments

  • Diatomaceous Earth

    Diatomaceous Earth is an abrasive powder

    made from the mineral remains of single

    cell aquatic plants. Approximate bulk density

    16 lbs cu ft.

    Paper Bag - 50 lb

  • Fertrell Soil Mineralizer

    Provides available calcium to allow your fertilizers to be most effective. It also contains trace minerals salt and sulfur to condition the soil and allow root structure to remain healthy.

    Paper Bag- 50 lb

  • Fertrell Kelp Meal

    Kelp meal conditions the soil, builds soil life, stimulates root development, reduces the effects of drought and frost and improves water retention in the soil.

    Paper Bag - 50 lb

  • Live Earth Humates

    Live Earth Soil Conditioner is a 100% Humic Shale ore without fillers, binders or other additives. It can be safely applied at any time during the growing season without risk of burning.

    Bag - 50 lb

  • Worm Castings

    Worm Castings are a well balanced soil amendment providing a rich mixture of micronutrients, microbial organisms and organic matter.

    Bag- 30 lb

  • Zeolite

    Zeolite’s high CEC (cation exchange capacity) allows for absorption of cations (Ca, K, N, Mg, etc.) and holds them in plant-available form. Zeolite can hold up to 55% of its weight in water.

    Paper Bag - 10 lb; 50 lb

  • ZeoHume

    Description goes here