Agriculture and Construction Soil Tests
For needs beyond typical home gardener, we have these tests.
Suggested Soil Tests
Routine Test $30
Basic measurements for the vast majority of home gardening needs
Provides Phosphorus (P205) and Potassium (K2O) fertilizer recommendations
Provides Nitrogen (N) fertilizer recommendations tailored to plants the client indicates are to be grown (please provide this information on the submission form)
Provides soil salinity and pH levels useful in choosing appropriate plants for these important conditions in arid/semi-arid Western US environments
Provides a soil texture classification used to determine water holding capacity and irrigation regiment
Micro Plus Test * $45
Starts out with all the features of the Routine Test
Includes key micronutrient levels that are often deficient in arid/semi-arid Western US soil conditions (Iron, Zinc, Copper and Manganese)
Provides recommendations for deficient nutrients tailored to the plants the client indicates are to be grown (please provide this information on the submission form)
* Choose this test if micronutrient deficiency symptoms are seen or suspected the previous season. Micronutrient fertilizer applications are most effective in the early spring--much less effective mid-season.
How to collect your sample
Get The Sample
For standard topsoil, dig 6 to 12 inches deep. For turf samples, dig 6 inches deep. Samples need to be taken in several places.
Mix soil samples in a clean bucket or container. If chunks remain in your sample, don't hesitate to break them apart.
Keep Two Cups
Place two cups of soil into a quart-sized, heavy-duty resealable plastic bag in a small USPS mailing box. Include a completed order form.
Payment - Be sure to include a completed form and payment with the delivery
USUAL accepts checks, money orders, VISA, MASTERCARD, and DISCOVER. We will accept PO#'s from some businesses and government institutions. Payment is expected at sample submission. Failure to provide payment at sample submission will result in delay in sample processing.
Option 1: Parcel Delivery
You can send in your sample via the US Mail, UPS, FedEX, etc., send samples to:
USU Analytical Labs
9400 Old Main Hill
Logan, UT 84322-9400
Option 2: In Person
You can hand deliver your sample to the lab.
We are located at: 1541 N 800 E in North Logan. Be sure to include a completed form and payment with the delivery.