sulcata feeding

I have a 2.5 month old silcata tortoise and I got it some mazuri ls tortoise diet and it will not eat it. Don’t get me wrong the sulcata will eat anything else I offer it including hibiscus flowers and leaves, fruit and grass sometimes. Could i get any advice on what to do!?

My baby is just over 4 inches and I've been feeding him whatever he will eat in my lawn (along with other supplements like ZOOmed grassland diet and rose leaves, hibiscus flower/leaves, some collard greens, etc). He is CONSTANTLY eating, which I guess is good? How often should I feed him and...