Thick Branch Octospawn Growth?

[Al.B]

So I was expecting a normal Octospawn that looks mostly like a frogspawn(right) but got this thick branch Octospawn(left) which after some research I guess has much shorter tentacles. Anyone else that has had one for a while? Do the tentacles stay short like this or do they get longer as it grows? Do they branch like frogspawn?

 

[encrustingacro]

Both of those are frogspawns. Ocrospawns have more "radial" acrospheres that are drawn tightly to the tentacle, like this: