Water Sensor - Willy The Worm
As Willy and the soil start to dry out he changes to a lighter colour, letting gardeners know that it's time to fetch the watering can.
When he’s dark the plant is hydrated.
Measurement: 10 x 3cm.
As Willy and the soil start to dry out he changes to a lighter colour, letting gardeners know that it's time to fetch the watering can.
When he’s dark the plant is hydrated.
Measurement: 10 x 3cm.
