She huffed a small laugh, starting away from him and the willow tree, dowsing rod in front of her again. "I don't know any Fred Weasley or McGonagall. There is a Ron here. And a Draco Malfoy so you can ask him," she paused for a moment, looking Scorpius up and down for a moment, "You'll know him. He won't know you." Then she shook her head firmly to clear the cobwebs out as they started to form.
"Vanity isn't one of my particular sins," she smirked faintly in amusement. That was neither here nor there. "I don't want them near the other greenhouses because I don't want the Muggleborn students who will arrive in September being confused and bothering our kitchen supplies. Keeping them separate will prevent meddling." And children were idiots. That was beside the point.
"You're clearly very good at transfiguration. Find a stick and magic yourself a parasol. Or make your way up to the castle on your own. You know where it is. You'll need a journal to communicate with the others," she paused for a moment, moving her dowsing rod here and there, then shaking her head once more, "I'm Cassandra, by the way. Trelawney. Nearly forgot."