First, make sure that you have all the parts.

1. Raspberry Pi 3 Model A+
2. 1 x MicroSD card (I have plugged the micro SD card into the Raspberry Pi)
3. Pimoroni grow LCD device
4. 3 x water sensors
5. Extra long JST-SH cables for sensors
6. 3 x 5V pumps custom soldered to connectors
7. PVC tubing for water pump
8. Spare pico molex connectors