An ATV/UTV/Lawn Tractor-Towed Sprayer is utilized for watering and/or applying herbicides/pesticides/fertilizer to limited-acreage row crops and lawns and for the chemical control of unwanted vegetation. Most brands/models consist of: a UV-/chemical-resistant polyethylene tank (capacity ranging from 13 to 60 gallons) that rides on a two-wheeled frame or trailer; a diaphragm pump that runs off the vehicle's battery or a gasoline engine on the towed trailer/frame and dispensing 2 up to 6 gph under 60 psi pressure; and any of three spray-delivery systems-spot (hand-held wand) and/or broadcast, and/or boom spraying.