The Death of Grass (US title No Blade of Grass) is a 1956 post-apocalyptic science fiction novel written by the English author Sam Youd under the pen name John Christopher. The plot concerns a virus that kills off grass species, including rice and wheat. The Death of Grass was the first of several post-apocalyptic novels written by Youd. The novel was written in a matter of weeks and liberated him from his day job.