As long as the leaves have turned yellow it is okay to trim them (once the leaves have have died they can be of no more benefit to the roots). The roots will remain alive and the plant should come back next year.
Here is some info on different ways to propagate oriental poppies:
"The animals share with us the privilege of having a soul." -Pythagoras
"The soul is the same in all living creatures, although the body of each is different." -Hippocrates
"Let us be loving, hopeful and optimistic. And we’ll change the world." -Jack Layton
"Be the change you want to see in the world" -Gandhi
Kitties: Punky (17), and Sassy (13), Twinky (10),
1991 to May 24, 2009
Last edited by mikischo; July 26th, 2011 at 12:09 PM.