By Dockleaf
United Kingdom 
i have gaint tower lillies in my garden they grow to 7 ft they are about 3ft at moment do i have to prune them or just leave them as they are just take rotten leaves of for next year from dockleaf thanks
22 Oct, 2012
Just leave them in the ground and let the stem die back naturally. New stalks grow back in spring.
22 Oct, 2012