Tests and fees for the following sample types can be found below:

Electronic data access
Soil test reports can be emailed or accessed
using our website with a password assigned by the lab.

Volume discounts
We offer discounts for large numbers of samples.
For more information, email the lab.

Method of payment

Soil analysis

Analysis cost
Regular analysis: pHs, NA, OM, Bray I-P, Ca, Mg, K
(includes grinding with recommendations)
$12.50 - for counties and firms with accounts
$15.00 - for submitting samples directly to lab
Bray 1-P or Bray II-P (with regular analysis — $4) $5
Mehlich III or Olson P $5
pHw or pHs (with regular analysis — $3.00) $5
Neutralizable acidity (NA) and pHs $6
Sodium (with regular analysis — $2) $5
Zinc (with regular analysis — $4) $5
Fe, Cu, Mn (with regular analysis — $4.50) $6
Zinc, Fe, Cu, Mn (with regular analysis — $7.50) $8.50
Nitrate (with regular analysis — $4) $5
Ammonium (with regular analysis — $4) $5
Nitrate and ammonium (with regular analysis — $8) $9
Sulfate-Sulfur (with regular analysis — $5) $6
Boron $5
Organic matter (OM) $5
Particle size analysis (percentage sand, silt and clay) $15
Electrical conductivity $6
Revise crop recommendations
(If requesting to revise recommendations, additional charges will apply)
$2

Walk-in rate
The fee for regular fertility tests varies in counties depending on their shipping and handling costs. Contact your county extension center to get the exact cost when submitting through their office.

 

Special soil tests

Analysis cost
Total Kjeldhal nitrogen (TKN) $10
Inorganic — nitrogen (NO3-N and NH4-N) $10
TKN and inorganic N and organic N $20
Nitrate-N (NO3-N) $5
Ammonium-N (NH4-N) $5
Total phosphorus (TP) $10
Total potassium (TK) $10
Sodium absorption ratio (SAR) $15
Exchangeable sodium percentage (ESP) $15
Electrical conductivity $6
Particle size analysis (percent sand, silt, clay) and soil texture $15
Exchangeable cations and Base saturation percentage $15
Cation exchange capacity (addition method) $15
Cation exchange capacity (NH4OAc-distillation method) $20
Total carbon (TC) by combustion $10
Total nitrogen (TN) by combustion $10
Total sulfur (TS) by combustion $10
Total C and N by combustion $18
Total carbon, nitrogen and sulfur by combustion (TCNS) $27
Potentially mineralizable N $16
Saturated hydraulic conductivity (constant head permeability) $250

 

Compost tests

Analysis cost
Complete compost analysis package (regular) includes:
Total N, P, K, Ca, Mg, Zn, Fe, Cu, Mn; C/N, pH, EC and moisture percentage
$40
Total nutrients: N, P, K, Ca, Mg and moisture percentage $22
Total nutrients and micros: N, P, K, Fe, Cu, Zn, Mn and moisture percentage $28
pH (saturation paste method) $6
Electrical conductivity (EC — saturation paste method) $6
Nitrate-N and ammonium-N $10
Total Kjeldhal nitrogen $10
Total nitrogen (TN) by combustion $10
Total carbon (TC) by combustion $10
Carbon : nitrogen ratio (C/N ratio) $17
Individual element analysis: P, K, Ca, Mg or Na $6/element
Sulfate-S $6.50
Boron $5
Chloride $6.50
Moisture percentage $4
Ash percentage $6

Volume
Samples should be approximately 1 quart.

 

Environmental soil analysis

Analysis cost One-time setup fee*
Arsenic (As) $20 $25
Cadmium (Cd) $20 $25
Chromium (Cr) $20 $25
Cobalt (Co) $20 $25
Lead (Pb) $20 $25
Nickel (Ni) $20 $25
Molybdenum (Mo) $20 $25
Selenium (Se) $20 $25
Heavy metals package (Cd, Co, Mo, Ni, Pb) $30 $25
Metals package (As, Cd, Co, Cr, Mo, Ni, Pb, Se) $50 $25
Trace element package (As, Cr, Se) $25 $25
Urban metals package (Cu, Cd, Pb) $25 $25

*Setup fee of $25 is only charged once, whether for a single sample or several.

 

Greenhouse/Green roof media tests

Analysis cost
Regular greenhouse media analysis (GHM) package: pH, P, K, Ca, Mg and total salts $22
Regular GHM analysis package plus micro nutrients: pH, P, K, Ca, Mg, Zn, Fe, Cu and Mn $28
Complete GHM analysis: pH, P, K, Ca, Mg, Zn, Fe, Cu, Mn, Nitrate-N, Ammonium-N and total salts $36
Micro-elements (Fe, Cu, Zn and Mn) only $12
Nitrate-N and ammonium-N $9
Individual element analysis $6
Organic matter $5
Chloride $6.50
Sulfate-S $6
Moisture percentage $4
Percent solids $4
Special handling fee per green roof media sample $5

Volume
Sample volume should be approximately 1 quart.

 

Manure tests

Analysis cost
Complete manure analysis package: total N, P, K, NH4-N, pH, EC and moisture percentage $40
Total nutrients: N, P, K and moisture percentage $22
Total nutrients plus Ammonium-N: N, P, K, NH4-N and moisture percentage $28
Total nutrients and micros: N, P, K, Fe, Cu, Zn, Mn and moisture percentage $28
pH (saturation paste method) $6
Electrical conductivity (EC — saturation paste method) $6
Total Kjeldhal nitrogen $10
Ammonium-N $6
Individual element analysis: P, K, Ca, Mg or Na $6/element
Moisture percentage $4

Volume
Samples should be 1 quart for dry manure and 1 pint for liquid manure.

 

Plant tissue tests

Analysis cost
Regular analysis: nitrogen, phosphorus, potassium, calcium and magnesium + drying and grinding $20
Regular analysis plus micro nutrients: copper, iron, manganese and zinc + drying and grinding $25
Complete nutrient analysis package: regular + micros + boron, molybdenum and sulfur + drying and grinding $32
Micro nutrients only: copper, iron, manganese and zinc $12
Individual analyses (per nutrient)
Nitrogen (TKN) $10
Phosphorus (P) $10
Potassium (K) $10
Calcium (Ca) or Magnesium (Mg) $10
Iron (Fe) or Copper (Cu) or Zinc (Zn) or Manganese (Mn) $5/element
Boron $5
Chloride $6.50
Nitrate-N $8
Corn stalk Nitrate-N $12
Total Nitrogen (N) by Combustion $10
Total Carbon (C) by Combustion $10
Total Sulfur (S) by Combustion $10
Total C and N by Combustion $18
Total C, N and S by Combustion $25
Sample grinding $2
Ash percentage $6
Moisture percentage $4

Grinding fee
A grinding fee of $2 per sample for individual analysis will be added for all plant samples that need to be dried and ground.

 

Water analysis packages

Analysis cost
Domestic suitability
Hardness, pH, nitrate-N, sulfate, chloride, sodium, carbonate, bicarbonate, iron, manganese, copper, electrical conductivity, total dissolved solids
$40
Irrigation suitability
pH, nitrate-N, sulfate, chloride, sodium, phosphorus, potassium, electrical conductivity, carbonate, bicarbonate, total dissolved solids and SAR
$40
Livestock suitability
pH, nitrate-N, sulfate, calcium, magnesium, sodium, chloride, copper, iron, and manganese, electrical conductivity, total dissolved solids
$45
Poultry suitability
Hardness, pH, nitrate-N, sulfate, phosphate, chloride, calcium, magnesium, sodium, potassium, carbonate, bicarbonate, iron, manganese, copper, electrical conductivity, and total dissolved solids
$50
Complete
Hardness, pH, nitrate-N, sulfate, phosphate, chloride, calcium, magnesium, sodium, SAR, potassium, carbonate, bicarbonate, alkalinity, iron, copper, manganese, zinc, aluminum, silica, electrical conductivity, total dissolved solids, without interpretation
$60

Volume
Submit 500 ml or 16 fluid oz. of sample for analyses.

 

Water analysis – Individual tests

Analysis cost
pH $5
Nitrate-N and/or nitrite-N $6
Ammonium-N $5
Chlorides $6.50
Sulfur-sulfate $6
Phosphates (ortho) $6
Total N $10
Total P $10
Total Solids (TS) $10
Total Suspended Solids $10
Total Dissolved Solids $10
Carbonates and Bicarbonates $10
Hardness $10
Electrical conductivity $7.50
Calcium, magnesium, potassium, sodium $10
Micro-nutrients (zinc, iron, copper and manganese) $10

Volume
The minimum sample volume is 1 quart.