Sea buckthorn is a dense, deciduous tree or shrub with thorny branches. It can grow up to a height of about 12 meters, and has an extensive root system. Sea buckthorn is also known as sallow thorn.
Hippophae rhamnoides - Sea Buckthorn. The bright orange berries are edible and contain very high levels of vitamin C making the fruit extremely acidic. They're best eaten after a frost when they've been bletted (over-ripened) as it reduces the astringency.