It happens when the plant they are on was taken from above a Y on the mother plant.

Ruth ann you know everything!

Not hardly tommysmommy, I just have been growing Brugs a long time and enjoy noting the differences between the varieties and this is one of them. Not every variety does this but the one I registered, French Canadian, does.

Ruthann...that is quite interesting! I just learned
something ELSE that I can use:):)it's good to know
especially if one wants a shrubby brug.:):)

Margaret......you do know a lot about these brugs