NPK Soil Tester Meter for Plants | Yieryi Garden watering controller NPK — read as low

NPK — read as low

✔ Wide Application – Ideal for gardens

Dual Measurement Scales – Covers 0-32% Brix and Specific Gravity 1

User-Friendly Design – Large backlit LCD screen

humidity & growth days

NPK Soil Tester Meter for Plants | Yieryi Garden watering controller NPK — read as lowAn NPK soil tester reads the three nutrients plants need mostnitrogen (N), phosphorus (P), and potassium (K)plus soil temperature. This one gives you those readings in seconds from a dual needle probe, so you can tell whether it is time to feed or hold off, without mailing a sample to a lab. Read it as a trend tool. The N, P, and K figures are a directional reference, not a lab measurementuseful for spotting when a nutrient runs low and tracking how