Manhattan
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Growth Stage
Degree Days
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Color GDD °F Estimated Wheat Growth Stage
0 to 600 Seedling growth or tillering
600 to 800 Tillering or strongly upright tillers
800 to 1000 Strongly upright tillers or jointing (first node)
1000 to 1200 Jointing (first node) or approaching flag leaf emergence
1200 to 1400 Flag leaf emergence or boot
1400 to 1600 Boot or heading
1600 to 1800 Heading to flowering
1800 to 2000 Heading or flowering
2000 to 2200 Flowering or watery ripe
2200 to 2400 Watery ripe or milk
2400 to 2600 Milk or dough
2600 to 2800 Dough or kernels maturing
2800 to 3000 Dough or kernels maturing
More than 3000 Physiologically mature or approaching harvest

Data as of June 17 2025 02:20 (CDT) -- Click column headers to sort data

STATIONWHEATGDDNORMWHEATSTAGENORMWHEATGDDOBSWHEATSTAGEOBS
Ashland 8S3111.0Mature3231.0Mature
Ashland Bottoms2850.0Maturing3144.0Mature
Belleville 2W2786.0Dough2849.0Maturing
Bennington 3N2792.0Dough3090.0Mature
Bentley 2S GMD3071.0MatureNewNew
Bunker Hill 3NE2765.0Dough3121.0Mature
Butler3017.0Mature3269.0Mature
Cherokee3169.0Mature3499.0Mature
Cheyenne2350.0Watery Ripe2560.0Milk
Clay2732.0Dough2992.0Maturing
Colby2332.0Watery Ripe2689.0Dough
Corning 2NW2677.0Dough3029.0Mature
Elmdale 1SE2765.0Dough3220.0Mature
Flickner Tech Farm2938.0Maturing3076.0Mature
Garden City2701.0Dough3026.0Mature
Goodland Tech Farm2311.0Watery Ripe2607.0Dough
Gove 5SE2411.0Milk2859.0Maturing
Grant2653.0Dough2912.0Maturing
Gray2804.0Maturing2855.0Maturing
Gypsum2688.0Dough2940.0Maturing
Hamilton2605.0Dough2901.0Maturing
Harper3177.0Mature3486.0Mature
Hays2700.0Dough2994.0Maturing
Haysville 3SE3071.0Mature3317.0Mature
Hiawatha2539.0Milk2863.0Maturing
Hill City2628.0Dough2955.0Maturing
Hodgeman2676.0Dough3050.0Mature
Hoisington 4S2729.0Dough3081.0Mature
Howard 14NW2934.0Maturing3283.0Mature
Hutchinson 10SW2789.0Dough3126.0Mature
Hutchinson 1NW GMD2789.0Dough3257.0Mature
Jewell2326.0Watery Ripe3006.0Mature
Kinsley 6S2734.0Dough3071.0Mature
La Crosse2564.0Milk2994.0Maturing
Lake City3415.0Mature3381.0Mature
Lakin2895.0Maturing2947.0Maturing
Lane2619.0Dough2890.0Maturing
Larned 6SW2881.0Maturing3039.0Mature
Lebanon 2SW2549.0Milk2758.0Dough
Leoti2399.0Watery Ripe2810.0Maturing
Little River 2W2825.0Maturing3124.0Mature
Lorraine2745.0Dough2966.0Maturing
Ludell 3N2356.0Watery Ripe2802.0Maturing
Manhattan2818.0Maturing3189.0Mature
Mayetta 6W2522.0MilkNewNew
McPherson 1S2838.0Maturing3117.0Mature
Meade2816.0Maturing2924.0Maturing
Miami2850.0Maturing3279.0Mature
Mitchell2694.0Dough2875.0Maturing
Moscow 10NW2981.0Maturing3098.0Mature
Mount Hope 3NE GMD2981.0Maturing3239.0Mature
Ness City2599.0Milk2970.0Maturing
Norton 4SW2334.0Watery Ripe2802.0Maturing
Oberlin 7NE2386.0Watery Ripe2740.0Dough
Olathe2836.0Maturing3253.0Mature
Osborne2440.0Milk2947.0Maturing
Oskaloosa 1SE2678.0Dough3108.0Mature
Ottawa 2SE2757.0Dough3104.0Mature
Overbrook2950.0Maturing3210.0Mature
Parsons3030.0Mature3388.0Mature
Phillipsburg 1SW2514.0Milk2842.0Maturing
Plainville 5N2521.0Milk3030.0Mature
Pretty Prairie GMD2789.0Dough3243.0Mature
Richfield2900.0Maturing2979.0Maturing
Rock Springs2879.0Maturing3108.0Mature
Rocky Ford2646.0Dough3153.0Mature
Rossville 2SE2658.0Dough3110.0Mature
Roth Tech Farm2701.0Dough2851.0Maturing
Russell Springs 3SW2411.0Milk2776.0Dough
Satanta2961.0Maturing3063.0Mature
Scandia2786.0Dough2801.0Maturing
Scott City 3SE2514.0Milk2686.0Dough
Sedan3180.0Mature3522.0Mature
Seguin 3E2549.0Milk2617.0Dough
Sherman2311.0Watery Ripe2588.0Milk
Silver Lake 4E2966.0Maturing3099.0Mature
Spearville2943.0Maturing2966.0Maturing
St John 1NW3004.0Mature3096.0Mature
Stanton2936.0Maturing3045.0Mature
Sublette 1E3168.0Mature2979.0Maturing
Tribune2381.0Watery Ripe2729.0Dough
Tribune 6NE2402.0Milk2654.0Dough
Uniontown 3NW2960.0Maturing3382.0Mature
Viola3052.0Mature3276.0Mature
WaKeeney2608.0Dough2996.0Maturing
Wallace2471.0Milk2663.0Dough
Washington2560.0Milk2913.0Maturing
Welda 3E2834.0Maturing3281.0Mature
Willis Tech Farm2701.0Dough2945.0Maturing
Woodson2915.0Maturing3330.0Mature
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Observed GDD:

Norm GDD:

Growing Degrees =     Daily Max Air Temp + Daily Min Air Temp   - 32
2
Negative values are set to 0