8 in 1 Soil Tester for Plants with NPK | Yieryi backyard lawn sprinkler controller from seedlings to mature plants

from seedlings to mature plants

so a hot afternoon or a cold morning doesn't throw your number off

and home-grown produce without effort

and Potassium (K) levels

and emulsions

8 in 1 Soil Tester for Plants with NPK | Yieryi backyard lawn sprinkler controller from seedlings to mature plantsThis 8 in 1 soil tester for plants reads pH, moisture, EC, temperature, light, and an NPK estimate, and sends the data to your phone. Unlike USB only probes, it works with both iPhone and Android, so most gardeners can use it out of the box. Read it as a screening tool. The pH, moisture, and EC are measured directly, while the NPK figures are estimated from conductivitya useful direction for spotting when a nutrient runs low, not a lab exact number.