soil moisture
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Why cheap soil meters lie to you
A pound shop moisture meter reports a number on a scale that has nothing to do with your soil. Here is what is actually being measured and why ...
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One probe per trough, not per plant
Putting a sensor in every pot is usually a waste. Think in watering zones instead, and site one probe where it represents the whole group.
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Reading the curve, not the number
A single moisture percentage is a snapshot. The shape of the drying curve tells you about your soil, your mulch and whether the container is big enough.