Rooting Geranium Cuttings Under Lights: Boost Success with Bottom Heat

Q: I've overwintered a geranium for 5 years under lights. This year it's blossoming! If it's growing and blossoming under lights, will cuttings root under the same lights?

Get a plant propagation heat mat (click for sources) and you're off to the races! A combination of window light, artificial light, and bottom heat yields high success when rooting.