Seeking advice on suitable plants for a sheep proof hedge approximately 600 meters long?

Question:Windswept site on a steep bank beside a waterway. Prefer something that will not grow to more than 2 meters tall and will not require maintainance.

Answers:
Bambusa Heterostachya variegated clumping bamboo, Makes great small sheep proof hedge. Fast growing ornamental. Max height 3m. No maintainance needed and can handle windswept sites.