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Can one monitor read more than one probe
The standard monitor reads a single probe, which suits most beds and pots. For watching several beds from one unit, look at the multi ...
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How does the monitor get software updates
It updates itself over your wifi. When a new version is published, the monitor picks it up on its own, or you can prompt ...
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Do you sell an enclosure, or can I print one
Both. We sell ready made enclosures, and we also share the 3D printable files free for self builders. If you print your own, use ...
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What is the difference between capacitive and resistive probes
A resistive probe passes current through the soil between two metal prongs, which corrodes them, so they read well for a short while then ...
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Why must the probe go to 3V3 and not 5V
The board’s analogue input can only safely accept up to its own low voltage. Powering the probe from 5V can push more voltage into ...
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Why wait an hour before setting the wet point
Straight after watering, the soil right by the probe can be waterlogged while the rest of the bed is still catching up. Waiting about ...
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When should I calibrate a new monitor
Soon after setting it up, once the probe is in the bed where it will live. You want to calibrate in the actual soil ...
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What counts as the wet point
The wet point is your soil soon after a thorough watering, once the water has soaked in and drained rather than sitting in a ...
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Do I lose calibration if the power goes off
No. Calibration is stored on the monitor itself and survives power cuts, reboots and being unplugged. It even survives a factory reset and a ...
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Should I recalibrate between seasons
You can if you want to be precise, since soil structure changes through the year, but for most people one good calibration holds fine. ...
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Do capacitive and resistive probes calibrate the same way
Yes, the two step dry and wet process is identical. The monitor does not care which type of probe you use, it just learns ...
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After calibrating, readings seem too low
Often the dry point was set when the soil still had some moisture, so the scale is squashed. Let the bed dry to where ...
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After calibrating, readings seem too high
The usual cause is setting the wet point while the soil by the probe was waterlogged. Water, wait a full hour so it drains, ...
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Does probe depth affect calibration
Yes, so keep the probe at the same depth for both calibration points and for normal use. If you push it deeper or pull ...
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Does it matter whether I set dry or wet first
No, the order does not matter, the monitor just needs both points. In practice dry first is convenient, because you set dry, then water, ...
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The page says not calibrated yet, what does that mean
It means the monitor is showing a rough guess based on default values rather than your soil. It still reads, but the percentage is ...
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Do I calibrate each monitor separately
Yes. Each monitor sits in its own soil with its own probe, so each one is calibrated where it lives. Calibration is per monitor, ...
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I moved the monitor to another bed, do I recalibrate
Yes. Different soil means a different scale, so recalibrate in the new bed to keep readings accurate. It is the same two step process ...
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How often should I recalibrate the probe
For a settled bed, not often at all, once done it holds. Recalibrate if you move the monitor to different soil, if you change ...
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What counts as the dry point
The dry point is your soil when the plant would genuinely want watering, not bone dry powder. If you can, set it when the ...
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