General Information


Steric S is a liquid plant food containing nitrogen and sulfur and is designed to correct sulfur deficiencies and provide readily available sulfate. This product will quickly boost plant growth during critical or high growth periods and can help prevent damage due to weather. Steric S is especially formulated to promote sulfate uptake and metabolism.

Steric S can be applied to most vegetable crops, row crops, deciduous fruit and nut trees, citrus, avocados, grapes, melons, ornamentals, turf, pasture, range grasses, and most other crops.

Limitations, Restrictions, and Exceptions


Directions for Use:

Soil applications of Steric S can be incorporated in liquid fertilizer or applied separately. This product is most effective when applied through an irrigation system, banded or sidedressed.

Steric S is compatible with acid based fertilizers and other plant nutrients. If unfamiliar with its use, be sure to check with Northwest Agri Products for compatibility.

Application rates

Apply 2 to 10 gallons per acre of Steric S mixed with compatible fertilizers. Add Steric S to a partially filled tank and continue to fill the tank. If mixing permits, allow agitation of the solution in tank to ensure uniform mixing.

After initial application, monitor petiole sulfur levels and apply again if necessary.

If Using Center-Pivot Irrigation Equipment use only with electric or oil hydraulic drive systems that provide a uniform water distribution.