All sorts in there from stinging nettles to brambles and bracken and the odd bit of grass.or a fence line or 2 ? which i had that much keep atm ...even tho is carp old grass species......like from the road verges ..
One thing there is though is plenty of dry humps for them to lay on and high hedges for them to get behind, it will be better than a dead flat field out in the open if it rains for days or we get snow