​ Soil Samples:

Field Soil Submission Sheet​

The Plus soil test ($15 per samples) includes pH, (Mehlich 1 Extractable) phosphorus, potassium, calcium, mangnesium, zinc, manganese, iron, sodium and boron. Fertilizer recommendations for up to four crops, vegetables, or turfgrass combinatinos are also reported. 

The plus tests uses Mehlich 1 and is designed for mineral, inorganic soils thus not suitable for bark or peat-based mixes. See greenhouse or potting media​.  

Pre-sidedress nitrate (PSNT), Sulfate Sulfur (NH4OAc), total carbon (organic matter), and soluble salts are also offered at additional charges.  

Submit a sample:

Accessing Soil Test Results Online:

Your soil test information is accessible by using the email address provided when samples were submitted.  Create an account in order to access reports(if not already done so).

Click on photo for quick access to SPPC Online Application.


Other Resources:


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