• Plant soil Moisture Meter
• Designed and made in Japan
• Sustee collaborated with the Tokyo University of Agriculture to design this moisture meter equipped with a pF indicator. Never over water your plants again!
• The refillable core lasts 6-9 months. Check out the refill packs here!
• No batteries!

How to use:

• Insert your Sustee stick into the soil between the markers ▼▲ shown on the stick. 
• Water your plant. You will start to see the pF indicator turn from white to blue within 20-30 minutes.
• Blue=Soil is moist; White= Soil is dry

Sizes:

• Small - good for pots sized 2"-3"
• Medium - good for pots sized 4"-6"
• Large - good for pots sized 6" and up