For the purpose of this subchapter, the following definitions shall apply unless the context clearly requires a different meaning.
ALIEN PLANT. A plant species that is not indigenous to the State of Colorado.
INTEGRATED MANAGEMENT.
(1) The planning and implementation of a coordinated program utilizing a variety of methods for managing noxious weeds, the purpose of which is to achieve desirable plant communities.
(2) Such methods may include, but are not limited to, education, preventive measures, good stewardship and the following techniques.
(a) BIOLOGICAL MANAGEMENT. The use of an organism to disrupt the growth of noxious weeds.
(b) CHEMICAL MANAGEMENT. The use of herbicides or plant growth regulators to disrupt the growth of noxious weeds.
(c) CULTURAL MANAGEMENT. Methodologies or management practices that favor the growth of desirable plants over noxious weeds, including maintaining an optimum fertility and plant moisture status in an area, planting at optimum density and spatial arrangement in an area and planting species most suited to an area.
(d) MECHANICAL MANAGEMENT. Methodologies or management practices that physically disrupt plant growth, including tilling, mowing, burning, flooding, mulching, hand-pulling, hoeing and grazing.
LANDOWNER. Any owner of record of state, municipal or private land and includes an owner of any easement, right-of-way or estate in the land.
LOCAL ADVISORY BOARD. Those individuals appointed by the Board of Trustees to advise on matters of noxious weed management.
LOCAL NOXIOUS WEED. Any plant of local concern that has been declared a noxious weed by the Board of Trustees.
MANAGEMENT. Any activity that prevents a plant from establishing, reproducing or dispersing itself.
MANAGEMENT PLAN. The noxious weed management plan developed by the local advisory board using integrated management.
NATIVE PLANT. A plant species that is indigenous to the State of Colorado.
NOXIOUS WEED. An alien plant or parts of an alien plant that have been designated by rule as being noxious or has been declared a noxious weed by a local advisory board, and meets one or more of the following criteria:
(1) Aggressively invades or is detrimental to economic crops or native plant communities;
(2) Is poisonous to livestock;
(3) Is a carrier of detrimental insects, diseases or parasites; and/or
(4) The direct or indirect effect of the presence of this plant is detrimental to the environmentally sound management of natural, landscaped or agricultural ecosystems.
NOXIOUS WEED MANAGEMENT. The planning and implementation of an integrated program to manage noxious weed species.
PERSON or OCCUPANT. An individual, partnership, corporation, association or federal, state, or local government or agency thereof owning, occupying or controlling any land, easement or right-of-way, including any city, county, state or federally owned and controlled highway, drainage or irrigation ditch, spoil bank, borrow pit, gas and oil pipeline, high voltage electrical transmission line or right-of-way for a canal or lateral.
PLANT GROWTH REGULATOR. A substance used for controlling or modifying plant growth processes without appreciable phytotoxic effect at the dosage applied.
STATE NOXIOUS WEED. Any noxious weed identified by the Commissioner of Agriculture of the State of Colorado by rule after surveying the local advisory boards and prioritizing the top ten weeds. Said survey should be conducted every three years.
WEED. Any undesirable plant.
(Prior Code, § 525.1) (Ord. 358, passed 2-13-1992; Ord. 476, passed 7-11-2002)