Tools & Supplies Test Equipment

Test Equipment

Test Equipment
Test Equipment
Johnny’s offers home soil test kits so you can keep an eye on nutrient levels, pH, and other important parameters. Choose from refillable kits, precise measurement tools, and more.
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For calibration and electrode storage.
For calibration and storage.
Your most important gardening tool.
Your most important gardening tool.
Quick and accurate measuring of this key parameter.
Quick and accurate measuring of this key parameter.
Portable and rugged construction, no need for batteries or calibration.
Quick, in-soil readings of pH (3.5–8.0) and moisture (0–100%).
Improves accuracy of pH meter by allowing precise calibration.
For precise calibration of pH meter.
Refillable kit tests pH, nitrogen, phosphorus, and potassium.
Refillable kit.
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