I am not sure I believe this.
I think Woodlice may eat damaged or decaying plants, but I just don't think they would demolish whole healthy plants overnight.
New leaves will start to emerge from the base [ mine have just started ]
When the flowers have finished you can then remove the old stems.
Stack it up, grass side to grass side and earth side to earth side, leave for a year, perfect loamy compost, simples !
I am not sure that it is recommended as a lawn feed.
Don't bother, the worms will come and do their job.
Very expensive way of dong things.
You would be much better buying some manure and adding that to the soil,
Not unusual for it to do this.
Cut off the non variegated branches.
You could, but I am not sure why you would want to.
No scent GD.
In a word - Yes.