Any good tutorials for creating something organic like this?

https://preview.redd.it/wgzls33pl9yf1.png?width=1024&format=png&auto=webp&s=ccda11222e25ac78873b4060387b181db0fad643

https://preview.redd.it/g4ozj9crl9yf1.png?width=517&format=png&auto=webp&s=664e8b53f255dc14501d215488f0ed945ccc940e

Im not sure if I should keep using SubD because i've become quite comfortable using it or if I should try grasshopper, this is just a series of roof elements that will appear throughout my public space.