Today only, Amazon.com offers the Black & Decker PlantSmart Digital Plant Care Sensor, model no. PCS10, for $29.99.
This device tells you which plants to grow or what's wrong with a sick plant. In addition, it measures sunlight, light, soil drainage, and soil fertility (subscription required). The PlantSmart also features USB connectivity plus an online plant library of over 6,000 plants.
- Model Number: PCS10