Soil Potassium Tester for Plants | Yieryi Aquarium Water Testing Kit 6 sample bottles

6 sample bottles

and grow with a single button

Do not submerge it in liquids

Experience the fun and satisfaction of farm-to-table

and check a spot gets enough light

Soil Potassium Tester for Plants | Yieryi Aquarium Water Testing Kit 6 sample bottlesA soil potassium tester reads the available potassium (K) in your soilthe nutrient behind hardiness: sturdy stems, disease resistance, and fruit quality. This single nutrient meter gives you a K reading in seconds, so you can tell whether to add potassium or hold off, without a lab. Read it as a trend tool. The potassium figure is a directional reference estimated from conductivity, not a lab measurementuseful for spotting when K is running low and