A wall is not a booby trap. Anything that is visible can never be a booby trap.
Madness string 92794
Aloe doesn't care if you leave it bareroot on the kitchen counter for a week. Neither does jade. Kohleria turns into a funny worm thing. Pilea peperomioides will always come back, even from a stump. Hoya carnosa refuses to dry up. Floating plants can't be overwatered. String of turtles propagates from anything. Mother of thousands survives being buried alive in a jar underneath my nightstand.