I tend to add a bit of Seasol to any chemical sprays I use.
I have convinced myself it helps with the uptake but I could just be kidding
myself.

"terryc" wrote in message
...
Donald R Smith wrote:
Does glysophate have a shelf life?

Not in my experience. Well, it is over 10 years at least.

supposedly. it only breaks down if it comes into contact with soil. so it
should break down inside a clean sprayer.