Crop Spraying in Kingfisher County, OK by Drone for Wheat and Canola

Crop spraying prices in Kingfisher County

Crop spraying in Kingfisher County, OK by drone is billed per acre, per pass, application only. Oklahoma drone rates run about $8–16 per acre, and an operator serving the county lists $12–15. Oklahoma State's last custom rate survey put airplane application at about $10.20 for herbicide and $7.53 for fungicide. Our rates:

Service	Typical rate	Notes
Wheat insecticide	from $10/acre	Greenbug, bird cherry-oat aphid
Wheat fungicide	from $10/acre	Rust at flag leaf to heading
Herbicide	from $11/acre	Ryegrass, broadleaves
Canola insecticide	from $11/acre	Aphids at bud to bloom

Each visit has a $250 minimum. Product is billed separately. Quotes reflect acres per trip, wind turbines and power lines, and the spray volume on the label.

Wheat and cattle

Kingfisher County had 833 farms on 422,567 acres in the 2022 Census of Agriculture, with $135 million in sales, 18th in Oklahoma. Livestock brought in 76%, much of it cattle grazing wheat.

Crop or livestock	2022
Wheat for grain	121,978 acres
Hay and forage	41,820 acres
Rye	13,774 acres
Soybeans	2,527 acres
Cattle	61,067 head

With 126 farms over 1,000 acres, crop spraying in Kingfisher County centers on large wheat fields from fall through spring.

Greenbug thresholds

Oklahoma State reported greenbugs in central Oklahoma wheat in March 2026. OSU's thresholds:

Wheat stage	Greenbugs per row foot
Seedling	50
3–6 inches with 3+ tillers	100–300
Late vegetative	300–500

Waiting can make sense with one or two lady beetles per row foot or 15–20% of greenbugs parasitized. OSU recommends at least 3 gallons per acre by air, and control slows below about 50°F.

Bird cherry-oat aphid and barley yellow dwarf

Bird cherry-oat aphid is the main carrier of barley yellow dwarf. OSU puts losses at about 5% with 25–30 aphids per tiller before heading and about 10% at 50 or more, and recommends sampling 75 tillers. Greenbug outbreaks tend to follow a mild winter and a cool spring.

Wheat rust and fungicide timing

OSU's best fungicide window is from full flag leaf to heads emerged. Leaf rust at 40% flag-leaf severity at flowering can cut yield about 20%, and fungicides averaged roughly a 10% yield gain over two decades of trials. For stripe rust, spray before pustules reach the flag leaf.

Grazed wheat and first hollow stem

Dual-purpose wheat is sown in early September for grazing; grain-only wheat goes in mid-October. Cattle should come off at first hollow stem, about 1.5 cm of hollow stem, since grazing past it costs 1–5% of yield a day. Pest passes are timed around grazing so stockers can return on schedule.

Italian ryegrass in wheat

ALS-resistant Italian ryegrass is confirmed in at least 17 central and eastern Oklahoma counties. Fifteen plants per square foot can cut yield 20% and add a dockage penalty. OSU advises applying Axial XL before ryegrass reaches its third tiller.

Canola aphids

OSU's threshold for canola aphids is 20% of racemes infested at bud to early bloom. By air, OSU calls for at least 2 gallons per acre and no spraying above 8–10 mph wind, with one sample per 160 acres at most.

Wind farms and military training routes

Kingfisher County hosts large wind projects, including Kingfisher Wind's 149 turbines and the 299-megawatt Red Dirt Wind project. Vance Air Force Base flies low-level training routes at 500 feet or higher across much of northwest Oklahoma, and asks drones to stay at or below 400 feet. Operators map every turbine, tower and power line before flying.

Eastern redcedar on pasture

The Oklahoma Conservation Commission has put drone treatment of eastern redcedar at about $100–150 per acre, compared with $700–1,000 for manual removal. Cedar work is quoted separately after a site visit.

A wheat county since the Land Run

Kingfisher County opened in the April 22, 1889 Land Run and was organized in 1890, and Chisholm Trail routes crossed it with stage stops at Dover, King Fisher and Baker stations. Local farmer Joseph Danne bred the Early Triumph wheat variety here; by 1954 it was planted on more than half of the U.S. wheat crop. The Cimarron River still runs across the county from northwest to east, and US-81 links Hennessey, Dover, Kingfisher and Okarche, about 35 minutes from Oklahoma City.

A Kingfisher County spray year

Window	Typical drone work
October to November	Ryegrass before the third tiller, fall aphids
February to March	Greenbug and bird cherry-oat aphid checks
March to April	Canola aphids at bud to bloom
April to May	Wheat fungicide, flag leaf to heading

Oklahoma licensing

The Oklahoma Department of Agriculture, Food and Forestry (ODAFF) licenses commercial applicators, including the aerial category used for drone work, and has license reciprocity with several neighboring states. Oklahoma's seasonal auxin herbicide restrictions apply in Greer, Harmon, Kiowa, Jackson and Tillman counties, not Kingfisher. The FAA requires Part 107, Part 137 and a Section 44807 exemption for drones of 55 pounds or more.