"We should try it in our common rooms," Kaatjie offered, excited. She was sure she'd heard that the Ravenclaw common room was also high up in the castle, so at least neither of them were in the dungeons — but there could still be added sunlight in either of their rooms, and maybe they would learn something!

"I think gillyweed sounds fun," Kaatjie agreed. "I can't wait until I know enough to grow plants myself."