paulshop1983
Active Member
I just got my new ph pen and it says i need to calabrate with a special ph solution. The pen didnt come with any and i need to water now but have no idea what the ph is.
If i find a place to order will take at least 4 days plants will be dead.
Any ideas...
If i find a place to order will take at least 4 days plants will be dead.
Any ideas...