Sunflower Diseases Remain Rare in California Seed Production Fields Compared to North Dakota

Fig. 2. Monthly precipitation and low/high temperatures in (A) Yolo Co., Woodland, CA, and (B) Bottineau Co., Bottineau, ND, the counties with the highest sunflower production in California and North Dakota. Data from www.usclimatedata.com.



Image from Plant Health Progress article:
Sunflower Diseases Remain Rare in California Seed Production Fields Compared to North Dakota