Md. Code, Agriculture § 9–404

(a) No person may:

(1) Import or transport a noxious weed in the State in any form capable of growth; or

(2) Contaminate any uninfested land with a noxious weed through the movement of rootstocks, seed, soil, mulch, nursery stock, farm machinery, or any other artificial medium.

(b) Each landowner, including a landowner of public land, or person who possesses and manages land infested with a noxious weed shall eradicate or control the noxious weed on that land by using practices that the Secretary prescribes, including mowing, cultivating, or treating with an approved herbicide.