A chemical pesticide designed to control or destroy plants, weeds, or grasses. Herbicides tend to have wide-ranging effects on non-target species (other than those the pesticide is meant to control or kill).

A chemical that kills plants.

Substance intended to kill plants.

"chemical that kills plants," used to destroy unwanted weeds, etc., 1888, originally a trademark name, from herb + -cide.

natural or manufactured substance used to kill plants.

A chemical used to kill weeds and other herbaceous plants. herbivore:

A natural or synthetic substance that can kill or inhibit plant growth.

A natural or synthetic compound for killing unwanted plants. May be applied to foliage are as a preemergent to stop weed seeds from sprouting. Back to alphabetical list

A pesticide formulated to kill or control plants.

A substance that destroys plants or inhibits their growth. Heirloom

A chemical used to destroy undesirable plants and vegetation.

A substance that kills plants.

A chemical used to kill unwanted plants

A substance used to kill weeds or unwanted plant growth.

A chemical that is used for killing unwanted plants or to prevent seeds in the ground from sprouting. It works by penetrating the foliage and systemically killing the plant.

a chemical used to kill plants. Pre-emergent herbicides are used to kill weed seeds as they sprout and thus to prevent weed growth. Post-emergent herbicides kill plants that are already growing.

A chemical agent that limits the growth of or kills plants.

A chemical used to control weeds. Inorganic Fertilizer

A chemical used to kill undesireable plants.

Product for control of weeds

A herbicide is a type of chemical applied to eradicate certain types of unwanted vegetation, such as weeds (see also pesticide).

A synthetic chemical substance used to kill weeds.

              Chemical used to kill and control weeds.

 A chemical used to kill weeds and other herbaceous plants.

A chemical which will kill plants, often referred to also as a weedkiller.

A pesticide used to control weeds.

a chemical used to control/prevent weed growth in arable farming.

Herbicides are a class of chemical compound that is toxic to plant life.Examples: 2,4-dichlorophenoxyacetic acid or 2,4-D is a common herbicide developed to control broadleaf weeds around crops.

Specialty crop chemicals used for the control of weeds. This is a class of pesticide.

a pesticide that is used to kill or inhibit unwanted plants, known as weeds

(n) a chemical agent that destroys plants or inhibits their growth

One of a group of chemicals used to kill or suppress unwanted vegetation, usually hardwood competition or brush.

The descriptor applied to a chemical used to kill plants. See pesticide.

A pesticide designed to control or kill plants, weeds, or grasses. Almost 70% of all pesticide used by farmers and ranchers are herbicides. These chemicals have wide-ranging effects on non-target spec [..]

A chemical pesticide designed to control or destroy plants, weeds, or grasses.

A chemical pesticide designed to control or destroy plants, weeds, or grasses.

One of a group of chemicals used to destroy weeds.

A substance used to kill plants, especially weeds.

A chemical that kills plants.

A substance that kills plants.

A pesticide that is used to kill plants, or to inhibit their growth or development. Also known as weedkillers.

A pesticide used to kill or control undesirable plants (generally considered weeds).

substance intended to prevent, destroy or control weeds, including algae

A pesticide used to kill weeds.

This class of herbicides poses very little concern as far as toxicity to humans. Their mode of action is not well understood. The arsonates are also very water soluble. Arsonates include DSMA, MSMA (Bueno 6, MSMA Turf), and CMA.

Herbicide that injures only those portions of the plant with which it comes into contact.

A class of herbicides that includes some of the most important soil-applied herbicides in turf. These herbicides are formulated as liquids, wettable dispersable granules, and granules. Herbicides in this class are mostly used to control crabgrass and goosegrass seedlings, as well as some small-seeded broadleaves. DNA herbicides are root inhibitors, [..]

Herbicide that kills or injures all plants. Some plant species may exhibit more tolerance than others. Examples include glyphosate (Roundup, Touchdown Pro), and glufosinate (Finale).

This class of herbicides is used on more land area worldwide than any other herbicide group. The mode of action is not well understood, but in general they interfere with plant metabolism and transport. In turf, they are 2,4-D, 2,4-DB, clopyralid (Lontrel), triclopyr (Turflon Ester), and dicamba (Banvel).

Herbicide that needs to be applied after weeds emerge in order to be effective.

Herbicide that needs to be applied prior to weed emergence in order to be effective. Can be applied before or after turf establishment. Rainfall or irrigation is often needed to move the chemical into the top few inches of the soil for best activity.

Herbicide that kills/injures some plants without harming others.

A class of herbicides with high levels of activity at low application rates. In general, the SU herbicides are used to control annual bluegrass and perennial ryegrass during bermudagrass spring transition, as well as certain broadleaf weeds. Some members of this herbicide family also provide control of nutsedge and kyllinga species, and also dallis [..]

Herbicide that is taken up through contact with the leaves or through the soil (via contact with the roots) and is moved throughout the plant to kill the whole plant.

A class of herbicides which has inhibition of photosynthesis as the main mode of action. They are readily absorbed by both the roots and foliage of plants. This class of herbicides has tight restrictions due to concerns about atrazine leaching into groundwater. Triazines include atrazine (Purge, AAtrex), simazine (Princep, Regal Wynstar), and metri [..]

A combination product which is a mixture of either two, three, or four broadleaf herbicides that should be used when several different weed species present in the area being treated. Examples include Chaser 2 Amine (2,4-D amine + triclopyr), Trimec Classic (2,4-D amine, + mecoprop + dicamba), Escalade (2,4-D amine + fluroxypyr + dicamba), and Speed [..]

A substance that kills plants. Herbicides are used in agriculture, horticulture and gardening to control unwanted plants. Herbicides can be selective (kill selected species) or non-selective (broad spectrum - kill all plants).

A compound, usually a manmade organic chemical, used to kill or control plant growth.

A compound, usually a man-made organic chemical, used to kill or control plant growth. Heterotrophic Plate Count (HPC)

A substance that kills plants or limits their growth.

A substance that is toxic to plants and is used to destroy unwanted vegetation.

Used to control all types of weeds in industrial areas. Herbicides are used to kill or control the growth of undesirable plants by affecting their hormones.

"Herbicide" which means any substance or mixture of substances intended for preventing, destroying, repelling or mitigating any weed;

Weed killer.

Any substance that is toxic to plants; usually used to kill specific unwanted plants.

A pesticide intended to control unwanted plants, when used according to label directions.

A chemical used to kill undesireable plants.

a chemical used to kill nuisance plants. Herbicides can contain pollutants found in runoff.

A chemical substance used to kill unwanted plants and weeds.

A chemical substance used to kill unwanted plants and weeds. 

A substance used to destroy or inhibit growth of vegetation.

A chemical or other agent that applied for the purpose of killing of undesirable plants. See also  pesticide.

a chemical substance used to destroy unwanted vegetation, such as weeds and grasses

a chemical the kills or inhibits growth of a plant.

A pesticide designed to control or kill plants, weeds, or grasses. Almost 70% of all pesticide used by farmers and ranchers are herbicides. These chemicals have wide-ranging effects on non-target spec [..]

Any chemical or mixture of chemicals intended to prevent the growth of, or kill, undesirable vegetation (terrestrial and aquatic; woody and non-woody).

A pesticide used to kill weeds. See also weed.