Greenhouse (Soilless) Media Testing (Agricultural Analytical Services Lab)

This program is designed as a management tool for greenhouse operators using soilless growth media for plant production.

Samples are analyzed for pH, nitrate-nitrogen, soluble salts, phosphorus, potassium, calcium, magnesium, sodium, boron, copper, iron, manganese, and zinc using the saturated media extract method with DTPA. The final report includes the analytical results along with an interpretation based on the crop specified.

Service Fees

Service	Fee

Soilless Media Kit Sample Size Required: 1 Quart	$40.00
Faxing reports (cost per page)	$1.00

Submitting Your Sample

Purchase a "Soilless Media kit" from your county Penn State Extension offices, collect your sample, and submit using the enclosed form. You may also use the form below and submit the media in your own plastic, zipper-sealed bag along with payment.

Soilless Media Submission Form

PDF document, 1.1 MB

Soilless Media Sample Report

PDF document, 69.2 KB

Soilless Media Methods

Credit card authorization form

PDF document, 141.0 KB

Use this form to submit credit card payment with your soil samples.