No. I don’t know exactly. I could wager a guess or two from nearby plants that may have had a seed or two in the buds. Nothing intentional.You say volunteer. You do know what they came from don't you?
If she’s a lady I’ll lollipop and work some espalier across the collar tiesNot much room for stretch if it is a female from the looks of things. Beautiful plant though.
You can bend and train a plant to do a lot of things. It will be massive one way or another if it is a girl.If she’s a lady I’ll lollipop and work some espalier across the collar ties