• ThirstyLight.com USA

Welcome to ThirstyLight.com
Know When To Water

the thirsty light® Digital Plant Moisture Sensor

Thirsty Light with Drypoint™ technology
Know when to Water Your Indoor Plants
Thirsty Light on Garden Girl TV:
Patti Moreno, the Garden Girl, uses a Thirsty Light to always know when to water her indoor plants. View Video

  • Thirsty Light® Curve

    for hanging plants Learn More

Intuitive Plant Moisture Sensor

The Thirsty Light® is an intuitive digital plant moisture sensor designed to be unobtrusive when left in the soil of a plant where it continuously monitors conditions, testing the moisture level once per second. The Thirsty Light blinks an LED light to alert the user when it's time to water. With the Thirsty Light®, you'll never have to guess when your plants need watering.

View All PressIn the News

The New York Times The Thirsty Light resembles a chef's thermometer. Its corrosion-resistant brass probe sits in the soil, and the tip reads the moisture level once a second. If things are nice and squishy, it just sits there, like a potted plant. But as dryness increases, an L.E.D. starts winking... (Read More)

NEW! Thirsty Light VIDEOS Thirsty Lights let your plants communicate. Sometimes they overshare....