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Irrigation, explained with data

Practical guides on satellite indices, soil sensors and line pressure — written for growers and agronomists who decide where the water goes.

Latest article · Smart irrigation

Smart irrigation: what it is, how it works and how to get started

A smart irrigation system decides when and how much to water from soil, weather and crop data instead of a fixed schedule. The components it needs, how it makes decisions and how to roll it out safely.

Elio Fagúndez6 min read

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Soil cross-section with a plant, its shaded root zone and two moisture sensors installed at one third and two thirds of root depth.The rule of thumb: two sensors per location, at one third and two thirds of the root zone. The upper one sees each irrigation; the lower one shows whether water reaches the roots.SurfaceRoot zoneUpper sensorLower sensor0⅓⅔1Depth

Sensors

Soil moisture sensors: types, how to choose and how to install them

Elio Fagúndez6 min read

Schematic NDMI map of a vineyard split into four zones; the south-west zone shows in orange, with less water in the canopy.Illustrative example: NDMI by zone in a vineyard. Zone C holds less water in the canopy than the rest of the field. It is where to look first, not an order to irrigate.Zone A · NWNDMI 0.21Zone B · NENDMI 0.27Zone C · SWNDMI 0.08 · checkZone D · SENDMI 0.18Sentinel-2 · NDMI · 20 mVineyard · 5.8 ha

Satellite intelligence

NDMI vs NDVI: how to know when to irrigate with satellite imagery

Elio Fagúndez6 min read