State agricultural overview
Arkansas crop calendar.
Zone 7bRange 6b to 8b200-day seasonLast frost April 5First frost October 25
17 primary crops with planting windows for Arkansas. Calendar timing is anchored to 7b dominant hardiness zone and a 200-day growing season — verify against University of Arkansas Cooperative Extension Service for variety- and county-specific guidance.
Row Crop · Arkansas
- CornprimarySpring: April 5 – April 26
- Grain SorghumprimarySpring: April 26 – May 24
- SoybeansprimarySpring: April 19 – May 10
- SunflowersprimarySpring: April 12 – May 10
- Winter WheatprimaryFall: October 18 – November 8
- CottonsecondarySpring: April 19 – May 10
Cover Crops · Arkansas
- BrassicasprimaryFall: August 11 – August 26
- BuckwheatprimarySpring: May 31 – June 28
- Cereal OatsprimarySpring: March 29 – April 26Fall: August 26 – September 10
- Winter RyeprimaryFall: October 18 – November 8
Frost-date reference — Arkansas
Last frost (spring)
April 5
First frost (fall)
October 25
Growing season
200 days
Hardiness zone
7b
Frost dates are NOAA / NCDC climate normals — county-level variation can shift these by 2–4 weeks. The Arkansas extension service publishes county-specific frost data: University of Arkansas Cooperative Extension Service.
Arkansas soil-temp alerts.
Bield: Farm ties weather and soil-temperature stations in your county to crop planting thresholds — get notified the day soil temp clears the threshold for your target.