Here is a list of downloads for Soil Moisture Probe
Capasitive Probe.brd
The Probe board.
Capasitive Probe.sch
The Probe schematic (very complex)
Version 01.brd
The Soil Moisture board.
Version 01.sch
The Soil Moisture schematic.
Here is a list of downloads for Circuit Board Etcher
circuit.png
The Etcher board. (3138x2146 px)
Etcher.brd
The Etcher board.
Etcher.sch
The Etcher schematic.
Heating Elment.brd
The Heating Elment