Protecting Lands Against Narcotics Trafficking Act of 2013 or the PLANT Act - Amends the Controlled Substances Act to: (1) impose an additional term of up to ten years' imprisonment for cultivating or manufacturing controlled substances on federal property; (2) prohibit a person, while cultivating or manufacturing a controlled substance on federal property, from clear cutting timber or diverting, obstructing, or draining an aquifer, spring, stream, river or body of water; and (3) apply the prohibition against assembling, maintaining, or placing a booby trap on federal property where a controlled substance is being manufactured to federal property where a controlled substance is being cultivated.

Directs the U.S. Sentencing Commission to amend and review the Federal Sentencing Guidelines to provide for a penalty enhancement of not less than one offense level for manufacturing, distributing, or dispensing, or possessing with intent to manufacture, distribute, or dispense a controlled substance or a counterfeit substance while on federal property or intentionally trespassing on the property of another if such offense: (1) includes the use of a poison, chemical, or other hazardous substance to cultivate or manufacture controlled substances; (2) creates a hazard to humans, wildlife, or domestic animals; (3) degrades or harms the environment or natural resources; (4) pollutes an aquifer, spring, stream, river, or body of water; (5) involves the diversion, redirection, obstruction, or draining of an aquifer, spring, stream, river, or body of water or the clear cut of timber while cultivating or manufacturing a controlled substance; or (6) involves the possession of a firearm while cultivating or manufacturing controlled substances.