Rodney St John Phd

Dr. Rodney St. John is an Agronomist and the Vice President of Technology at Ryan Lawn and Tree, as well as a former professor at Kansas State University.

Rodney earned his Ph.D. in Horticulture/Turfgrass Science from Iowa State University. Rodney has over 30 years of experience in the turfgrass industry. He has a passion for green, healthy turfgrass and has focused his career and educational programs on topics that promote and grow the turfgrass industry. Rodney loves technology and how the use of it can improve our daily lives to serve and improve customer care and customer relationships with Ryan Lawn and Tree.

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Consistently Outstanding Service
“As always, Ryan Lawn & Tree has knocked it out of the park with my lawn this year. The comments from neighbors say it all.”

- Scott W.
A Lawn That Gets Compliments
“RYAN knows when to provide fertilizer, pre-emergent for weed control, rodent control, mosquito control, etc. I get compliments from neighbors every year because my lawn looks so good.”

- Keith T.
Exceptional Attention to Detail
“It’s by far the best work I’ve had compared to companies I’ve used in the past. Very thorough and attentive to make sure every square inch of our yard was taken care of!”

- Joe M.

Recent Work

Expert Care for Lawns, Trees, and Landscapes.

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