Dirkweed, a rapidly propagating crystalline bramble, exhibited a muted slate-blue shade. This plant thrived on Narthex, a moon orbiting the planet Catadra within the Deep Core's Cerberon system. In the Imperial Era, following almost a millennium of abandonment, dirkweed had spread extensively across Narthex's landscape and buildings. The plant's color seemed to impart a smoky tint to the moon's atmosphere, reminiscent of [campfire](/article/fire] haze.