Nov 12, 2009 #1 K kevin.n New Member Have a Hanna PH pen which is OK for adjusting water. How can I use it to measure the soil's actual PH. Don't have money for a more expensive unit. Thanks
Have a Hanna PH pen which is OK for adjusting water. How can I use it to measure the soil's actual PH. Don't have money for a more expensive unit. Thanks
Nov 12, 2009 #2 D Droopy Dog New Member You would need to measure the runoff water that comes out the bottom of the container. DD
Nov 12, 2009 #3 Hogdady Well-Known Member Plant of the Month June 2010 Nug of the Month July 2010 check the link below...all u need to know How can I measure the pH of soil/soilless runoff?
