noun
- a synthetic herbicide used to control woody plants and broadleaf weeds
Usage: chemistry; agriculture
Examples
- The forest service applied picloram to control invasive brush species.
- Picloram is effective against mesquite and other woody plants.
- The herbicide picloram persists in soil for several years.
- Ranchers use picloram to clear pastureland of unwanted shrubs.
- Environmental concerns have been raised about picloram’s long-term effects.