edible?

I bought a seabuckthorn Bush today, and dont know where to place it. I thought about placing it close to the tortoise enclosure, but im not sure if it safe for my redfoot tortoises. 🐢

I am wondering since Ruschia Nana is a great grass alternative if tortoises, specifically Indian Stars, could eat it, and if so does it have any nutritional value? It’s not on thetortoisetable.org.uk and I couldn’t find any nutritional value information on it anywhere. It’s a succulent so if...