Cal. Government Code § 50583

In addition to matters specified elsewhere in this chapter, the acts authorized under this chapter include the following: (a) The formation of districts pursuant to this chapter. (b) The planning, maintaining, improving, protecting, limiting the future use of or otherwise conserving open spaces and areas within the local agency and the reduction of the hazards of fire, erosion, and flooding in such areas by: (i) Clearing and removing or ordering the clearing and removal of dry grass, stubble, brush, rubbish, litter or other inflammable material which endangers the public safety by creating a fire hazard and which is not provided for by the regular controls exercised by the fire department of the legislative body, if any. (ii) Acquiring, constructing and maintaining works, not otherwise regularly provided by the local agency which are necessary or convenient for the prevention and extinguishing of fires; (iii) Destroying and removing noxious, dangerous or unsightly weeds; (iv) Planting and maintaining trees, shrubs, lawns and other vegetation; (v) Making such regulations as are necessary or desirable to limit the future use of the areas in order to maintain or enhance the conservation of their natural or scenic resources and to protect the public health and safety; and (vi) Constructing and maintaining such other improvements as may be necessary or convenient for the accomplishment of the purposes of this chapter. (c) The doing of all acts and things necessary or convenient for the accomplishment of the purposes of this chapter.