What Is This Exotic Plant,this Is The First Time It Has Flowered In 15 Years…or About To

Question

We do not know the name if it but the stem is very thick and there are other small flowers coming from the sides

• 
• 

Answer 1

It looks like a type of agave, possibly spineless, but I couldn't pinpoint the exact cultivar. Here are some ideas:

https://hgic.clemson.edu/agave-approaching-full-bloom-in-june-2018/