There are other ways to raise your humidity other then having wet bedding.
Could you not mix bedding types? Well, not literally, but. I use aspen, and would it not help if you covered patches of the enclosure floor, instead of the whole thing, with coconut husk?
0.1 '09 Normal Ball Python - Sheva
1.0 Crested Gecko - Sol
1.0 SHTCTB Leopard Gecko - Paradox
1.0 Cockatiel - Mo (Mohawk)
0.1 Peachfaced Lovebird - Bean
0.2 Mischievous, long-haired cats - Moxxi and Azura
And 1.0 incredible, loving husband.