kenisaac said:
"Are bananas feasible in Utah?"
Absolutely!
Your sphagnum moss is growing weeds (mine does all the time). This is what live sphagnum looks like:
I got tired of the middle man so added Drosera leaves directly to sphagnum moss and kept the water level just above them until they started to sprout. I'd post a photo but gave them to daughter. I'll ask her for a photo.