Crop Spraying in Jones County, IA by Drone for Corn and Soybeans

Crop spraying prices in Jones County

Crop spraying in Jones County, IA by drone is billed per acre, per pass, application only. Operators listed for the county quote about $12–18 per acre. Iowa State University's 2026 custom rate survey gives these benchmarks:

Method	Average	Median	Range
Drone spraying	$12.50	$12.00	$8–16
Airplane spraying	$12.00	$11.60	$9–18
Ground sprayer, tall crops	$11.15	$10.50	$6–20
Aerial cover crop seeding	$14.70	$15.00	$10–18

Our rates:

Service	Typical rate	Notes
Corn fungicide	from $11/acre	Tar spot, VT–R2
Soybean fungicide or insecticide	from $11/acre	R3 passes
Rescue herbicide	from $12/acre	Where labeled for aerial use
Cover crop seeding	from $13/acre	Seed billed separately

Each visit has a $225 minimum. Product is billed separately.

Corn, soybeans and cattle

Jones County had 991 farms on 319,791 acres in the 2022 Census of Agriculture, with $397 million in sales, 65% from crops.

Crop or livestock	2022
Corn for grain	146,826 acres
Soybeans	78,402 acres
Forage	13,780 acres
Cattle	48,192 head
Hogs	74,885 head

The county ranks 14th in Iowa for cattle sales. Crop spraying in Jones County is mostly corn fungicide in late July and soybean passes in August.

Tar spot has been here since 2018

Jones County was among the first 12 eastern Iowa counties where tar spot was confirmed, in October 2018. Iowa State's July 2026 update for this region found corn at VT–R1, soybeans at R2–R3 and disease pressure low, with southern rust confirmed in four Iowa counties at very low levels. Scouting decides the call; when a pass is needed, a drone covers tasseled corn without driving down rows.

Drift, alfalfa and July calls

The same July 2026 update noted that agronomists' calls that week were mostly about herbicide drift and disease scouting, while second-crop alfalfa was finishing and some dairies had started third cutting. Drift worries are one reason to plan buffers carefully: operators check Iowa's Sensitive Crop Directory, use coarse droplets and fly only in light wind blowing away from sensitive fields.

Bluffs, stone and karst

Jones County sits on Silurian dolomite about 425 million years old, the source of the Anamosa Stone quarried at Stone City since the 1850s. Dolomite cliffs in Wapsipinicon State Park reach about 70 feet, karst caves line Dutch Creek, and 25–30 feet of loess caps the uplands. Fields break into bluffs, timber edges and creek valleys, and a drone follows them without a rig on a side hill.

Wapsipinicon and Maquoketa rivers

The Wapsipinicon River runs through Anamosa, and the South Fork of the Maquoketa flows about 35 miles through the county past Monticello. Wapsipinicon State Park, Pictured Rocks County Park and Whitewater Canyon protect bluffs and woods along them. Operators map rivers, creeks, parks and caves as no-spray zones.

Anamosa State Penitentiary

Iowa law (Code 719.9) makes flying a drone in, on or above a correctional facility and its grounds a class D felony, with limited exceptions. Anamosa State Penitentiary, built in 1872 from Stone City stone, sits in the county seat, and operators route every flight around its grounds.

Bees and sensitive crops

Under Iowa's bee rule, commercial applicators may not apply bee-toxic pesticides to blooming crops within 1 mile of a registered apiary between 8 a.m. and 6 p.m. Operators check BeeCheck and DriftWatch before every job and plan timing around registered hives.

Anamosa and Stone City

Anamosa was founded in 1838 as Buffalo Forks and took its current name in 1877. Painter Grant Wood was born there in 1892 and started the Stone City art colony about four miles north in 1932, among limestone company-town buildings such as Columbia Hall from 1883. Demand for the stone fell after Portland cement production began in Waterloo in 1905, and the quarries were revived in 1952. Today the farmland around those bluffs is mostly corn, soybeans and cattle.

Field conditions

Field condition	Ground sprayer	Spray drone
Creek bottoms after rain	Ruts, stuck rigs	No soil contact
Corn at tassel	Crop damage	Flies above the canopy
Sloping fields by timber	Hard turns	Follows terrain
Soybeans at R3	Wheel-track losses	No crop contact

A Jones County spray season

Window	Typical drone work
June	Rescue herbicide passes
Mid-July to early August	Corn fungicide at VT–R2
August	Soybean fungicide and insecticide at R3
Late August to September	Cover crops into standing crops

Iowa licensing and airports

The Iowa Department of Agriculture and Land Stewardship (IDALS) certifies drone applicators through the 11F exam or Core plus a crop category and 11R, under an Iowa pesticide company license with comprehensive chemical insurance and Iowa DOT aircraft registration. Monticello Regional Airport sits southeast of Monticello, and the Eastern Iowa Airport is about 26–29 miles from Anamosa. The FAA requires Part 107, Part 137 and a Section 44807 exemption for drones of 55 pounds or more.