We were a little unsure about
using white
plastic for solarization of weeds.
After 4 days of sun it seems
to have begun the job of baking the weeds to death.
We liked this plastic because it was thick and cheap and should endure
several applications..
http://www.fao.org/docrep/t0455e/T0455E0o.htm Thickness hinders the process, BUT IF IT WORKS FOR YOU, tell us all about it.
"Better Is The Enemy of Good Enough"