Stop in for a cup of coffee

You take the Q-tip to the flowers on one plant and collect the pollen. Then you take a different Q-tip to another plant to collect that pollen. Then you use the Q-tip from the opposite plant to wipe the pollen into each flower of the other plant.

It's what bees do for us, but when you grow indoors you need to do it yourself unless you want to keep an indoor bee colony...

Yeah, I'm being serious in a non-serious discussion...sue me!