Zinc Sulfate Powder (50 lb)

Zinc Sulfate Powder in the original 50 lb package is a bulk, water-soluble source of 35.5% zinc and 17.5% sulfur for farms, orchards, vineyards, and repeated applications. Use it only where soil or tissue testing confirms a zinc need.

• Suitable for measured soil, foliar, or fertigation use
• OMRI listed and CDFA approved for use in certified organic production
• Original labeled package for large-scale work

The organic-use status applies to this 50 lb package only. The 25 lb repack is not represented as organic.

Review the current Product Label and Safety Data Sheet before use.

California Proposition 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm; for more information, visit www.P65Warnings.ca.gov.

How Zinc Sulfate Powder (50 lb) fits a fertility plan

• Supplies zinc for fertility programs where soil, water, tissue testing, or a well-supported diagnosis indicates a need.
• A nutrient-specific amendment allows more precise correction than adding another broad, complete fertilizer.
• The package size and dry or liquid format shown in the title can be matched to the application equipment and growing area.

Application guidance: Confirm that zinc availability is actually limiting before application; pH, root health, salinity, and overwatering can produce similar symptoms. Follow the label rate and placement method, measure carefully, and avoid repeated applications without retesting. Nutrient excess can interfere with uptake of other elements.

Compare related secondary and micronutrient fertilizers when building a complete program.