Testing Instruments

Kelway Soil Acidity and Moisture Meter

Test soil in three minutes! This tester is designed so that by the action of the electricity it generates it will give an accurate pH reading of the soil on the outside scale of the dial, and will ... More.

Cylindrical Gypsum Blocks

Prevent spoilage due to excessive water and poor drainage and see bigger and better crops at a lower cost! For use with the Delmhorst® soil moisture tester (C09026N). These gypsum blocks, the ... More.

Model KS-D1 Delmhorst® Soil Moisture Tester

This digital soil moisture tester, together with cylindrical gypsum blocks, make up a system valuable in monitoring the soil moisture available to plants. Housed in a rugged ABS plastic case, featu... More.

Soils Analysis Hydrometer

Constructed to be within the accuracy, dimensional, and other testing requirements of the National Bureau of Standards and/or American Society of Testing Materials. Plain form ASTM and American Ass... More.

Hydrometer Cylinder

Features a line completely around jar at 1,000 ml (68° F). Jar is made of Pyrex® and has a round bottom foot. More.

Soil Compaction Tester

A simple, easy-to-use management tool that can help you increase yields and decrease costs. Once you identify a soil compaction problem, it’s easy to control or manage. Drive the stainless st... More.

Moisture Meter

An invaluable aid for maintaining correct moisture levels for healthy plant growth. Eliminates over or under watering. Includes correct watering requirements for hundreds of popular plants. Meter s... More.

Soil pH Meter

With this unique measuring instrument, simply probe the soil, compost, or potting soil mix to almost instantly determine pH levels. Registers from 3.5 to 9.0. Accurate to within .5 pH. Includes inf... More.

Soil Analyzer

This dual-purpose meter tests soil pH and fertilizer levels. Has a convenient slide switch. Directions include ideal pH range for 350 plants and easy-to-follow guidelines. Both tests can be complet... More.

Fertilizer Analyzer

In a 10-second test, the Fertilizer Analyzer measures the amount of nitrogen, phosphorous, and potash in the soil and tells you whether it is time to fertilize. Directions suggest fertilizer mix to... More.