Mae Culumber

Mae Culumber is a Nut Crop Farm Advisor for the University of California Cooperative Extension in Fresno County. She holds a Ph.D. in soil science and a Master’s in ecology from Utah State University. Her research focuses on finding practical, sustainable solutions that are feasible to implement in orchard operations.
Keys To Effective Potassium Management in Nut Crops
By Mae Culumber|November 4, 2024
Soil characteristics, crop uptake patterns, climate all dictate almond and pistachio fertilizer decisions.
Almond Nitrogen Management Considerations Following a Wet Winter
By Mae Culumber|June 20, 2023
Growers struggled to conduct routine fertilization because of the deluge of atmospheric rivers.
Strategies for Success in Budding First-Year Pistachio
By Mae Culumber|November 14, 2022
Timing is critical for good tree establishment.
Latest Stories
Data Crunch: Popular Food Crops Most Exposed to Climate Risk
Posted by Paul Rusnak|July 17, 2026
Talking Ag Water Policy With Robert Sakata
By Carol Miller|July 16, 2026