Plant Analysis

Plant analysis offers insight into the seen and unseen aspects of crop nutrition. Knowing the visual symptoms of plant nutrient deficiencies is helpful, but it is not always easy. If diagnosing a problem, the paired analysis of good and bad plant samples, along with good and bad soil samples, will provide the most useful information.

Other analyses are available. Please see the side menu for other soil analyses we offer. If you don’t see what you are looking for, please contact us.

Plant Analysis Packages

  • Complete Nutrient Analysis: total nitrogen, phosphorus, potassium, sulfur, calcium, magnesium, sodium, boron, copper, iron, manganese, zinc; chloride included with small grains only
  • ICP Nutrient Analysis: phosphorus, potassium, sulfur, calcium, magnesium, sodium, boron, copper, iron, manganese, zinc
  • Potato Petiole Option: nitrate-nitrogen, phosphate-phosphorus
  • Potato Petiole Complete: nitrate-nitrogen, phosphorus, potassium, sulfur, calcium, magnesium, sodium, boron, copper, iron, manganese, zinc
  • Corn Stalk Option: nitrate-nitrogen

Foreign Materials

We hold USDA-APHIS permits to import regulated material from foreign countries. Please contact us for details.

Miscellaneous Plant Analysis

  • Carbon, total
  • Carbon:nitrogen ratio (C:N ratio)
  • Chloride, total
  • Dry matter/moisture
  • Molybdenum, total
  • Nitrogen, total
  • Nitrogen, nitrate
  • Phosphorus, phosphate