Originally Posted by newsod
. I was curious if I set zone 1 at 6am on program a and zone 2 at 6am on program b, if they would both turn on at the same time because they are set to start at the same time.
No , and as boots mentioned you are not starting a zone time you are starting a cycle time. If you insist on watering 2 zones at once you have to place the wires for those two zones on the same zone tap at the clock.