dose anyone know of any realy good wood to put inside your encloseur that is nice and big and twisty and climbable... i realy realy love the sandblasted grapevines but so far ive searched everywhere and found non.. i dnt wish to make me own or use human stuff as i want it kept as naturaly as possible any help on wood types and where tog et them from would be good thanks (i live in the uk so can only buy uk stuff)