Resources

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Call the Laboratories at 800.557.7509 for information on testing packages and discounts based on sample volume.

Test Packages

NPK Analysis

Nitrogen, Phosphorus, Potassium

Complete Plant Analysis

Nitrogen, Phosphorus, Potassium, Calcium, Magnesium, Sulfur, Zinc, Iron, Manganese, Copper, Boron, Sodium

Complete Petiole Analysis

Nitrate-nitrogen, Phosphate-phosphorus, Phosphorus, Potassium, Calcium, Magnesium, Sulfur, Zinc, Iron, Manganese, Copper, Boron, Sodium

NO3-N & PO4-P Analysis

Nitrate-nitrogen, Phosphate-phosphorus

Individual Tests

Extractable Nitrate-nitrogen

Phosphate-phosphorus

Potassium

Chloride

Total Phosphorus

Potassium

Calcium

Magnesium

Sulfur

Sodium

Zinc

Iron

Manganese

Copper

Nitrogen, total