benefits: great for wildlife; looks better than wire-mesh fencing; relatively low cost & maintenance; you can grow food in it 
drawbacks: not great for small stock (eg. lambs); requires skill to 'lay' a hedge; needs to be inspected for holes/gaps regularly; takes time (i.e. YEARS) to get established before it can be used.
drawbacks: not great for small stock (eg. lambs); requires skill to 'lay' a hedge; needs to be inspected for holes/gaps regularly; takes time (i.e. YEARS) to get established before it can be used.