Resources

Learn About Water Potential

• Understanding tree water potential
• Understanding grape water potential
• Using tree water potential for irrigation
• Microtensiometers: a new tool to monitor your apple trees for deciding when and how much to irrigate

User Manuals

• Analog probe
• SDI12 probe
• SDI12 Uploader
• Probe installation
• 7mm probe installation
• Probe Reuse Manual
• 4G datalogger Manual
• Smartphone installation
• Getting started with FloraPulse dashboard
• Data analysis and troubleshooting guide

Product Information

• ASHS presentation slides
• Lab Ferrer at FruitCREWS 2023
• Product description
• Scientist brochure
• Grower brochure
• Important facts when using FloraPulse
• Frequently asked questions
• Crop validation database
• How to pick a FloraPulse sensor style

Videos

• Large sensor installation
• 7mm small probe installation for most crops (c-clamp)
• 7mm small probe installation (hammer)
• 7mm small probe installation into thick bark
• How to remove/reuse probes
• 3mm small probe installation video
• Walnut probe installation video
• Sensor testing in the laboratory
• Dashboards overview
• Dashboard for iOS
• Quick datalogger setup and diagnostics
• In-depth datalogger overview setup and instructions

Research papers and posters

• A microtensiometer capable of measuring water potentials below -10 MPa. Vinay Pagay 2014.
• Microtensiometers accurately measure stem water potential in woody perennials. Lee Kalcsits 2021
• A microtensiometer sensor to continuously monitor stem water potentials in woody plants – design and field testing. Alan Lakso 2022
• Evaluating a novel microtensiometer for continuous trunk water potential measurements in field-grown irrigated grapevines. Vinay Pagay 2022
• Irrigation management using sensors. Ken Shackel 2022
• Plant-based sensing for irrigation management in the field. Alan Lakso 2022
• Monitoring Stem Water Potential with an Embedded Microtensiometer to Inform Irrigation Scheduling in Fruit Crops. Alan Lakso 2022
• Assessment of trunk microtensiometer as a novel biosensor to continuously monitor plant water status in nectarine trees. Maria R. Conesa 2023
• Long-term validation of continuous measurements of trunk water potential and trunk diameter indicate different diurnal patterns for pear under water limitations. Blanco 2023
• Trunk water potential measured with microtensiometers for managing water stress in “Gala” apple trees. Nieto 2023
• Plant water stress derived indexes from water potential and diameter fluctuations measurements. Conesa 2023
• Monitoring cotton water status with microtensiometers. Duke Pauli 2024
• Continuous Plant-Based and Remote Sensing for Determination of Fruit Tree Water Status. Alessandro Carella 2024
• Preliminary observations on the use of microtensiometers to continuously measure water potential in a mature olive orchard. Giulia Marino 2024
• Relating microtensiometer-based trunk water potential with sap flow, canopy temperature, and trunk and fruit diameter variations for irrigated ‘Honeycrisp’ apple – Lee Kalcsits 2024
• Using micro-tensiometers to manage water stress to maximize fruit size of apple orchards. Luis Gonzalez 2023
• A Review of Methods for Data-Driven Irrigation in Modern Agricultural Systems- Matthew Jenkins 2024
• Measuring the Diurnal Variation of Root Conductance in Olive Trees Using Microtensiometers and Sap Flow Sensors 2024
• Measuring the diurnal variation of root conductance in olive trees using microtensiometers and sap flow sensor. Villalobos, 2024
• Continuous Monitoring of Stem Water Potential in Deciduous Forests: Assessing a Novel Microtensiometer for Ecosystem Hydraulics Research
• Multisite evaluation of microtensiometer and osmotic cell stem water potential sensors in almond orchards. Isaya Kisekka 2024.
• Plant Biosensors Analysis for Monitoring Nectarine Water Status. Maria Conesa 2024.
• Effects of organic mulching and regulated deficit irrigation on crop water status, soil and yield features in an orange orchard under Mediterranean climate. Vanella, 2024
• Continuous stem water potential measurements of a diffuse-porous tree species offer new insights into tree water relations. Simon Haberstroh, 2024.
• Testing a novel microtensiometer sensor in a citrus orchard for feedback control irrigation scheduling, Vincenzo Alagna, 2024.
• Das Potenzial von Stammwasserpotenzial-sensoren für die Waldforschung Stefan Segger 2024.
• Creation of a digital twin based on microtensiometer indices (Florapulse), climatic variables and crop data for sustainable production in Stone Fruit Crops, MFG Cruz, 2025.
• Using microdendrometers and microtensiometers for mango irrigation scheduling: a review. Ping Lu 2025.

Other Resources

• Programs to read probes with Campbell Scientific loggers
• Spreadsheet to process raw sensor data for datalogger SD card, SDI12 or analog probes
• Spreadsheet with all sensor manufacture coefficients
• California partial sales tax exemption for agriculture equipment – certificate
• Presentation1: FloraPulse overview
• Presentation2: Standard operational procedures
• Presentation3: Troubleshooting for scientists
• Presentation4: New developments
• Check your FloraPulse logger battery and cellular signal (input your logger number at the top)
• Spreadsheet to calculate baseline for almond, prune, grape and walnut.