Name: Ed Burton East Central Wisconsin (Zone 5a) Hybridizing, Lily Auction seed sell
Glen
find some old venetian blinds, cut them into 3 inch strips, I use a paint pen to mark them.
Bury in hole.
I dug up a plant a few weeks ago that was planted 5 years ago, strip looked as new as the day I threw it in hole after I wiped off dirt.