When a seedpod from space crashes into Gotham City Batgirl, Supergirl, and Poison Ivy all rush to investigate--but while the two superheroes want to uproot the alien menace, Poison Ivy sees it as a powerful weapon.
Millie Fleur La Fae is new in Garden Glen, and she plans to plant her garden of strange and sometimes dangerous plants, but the town garden club does not approve of her and wants to tear it down.