40 Under 40, Class of 2019

Ockert Greyvenstein


PanAmerican Seed Co.

Job Title

Plant Breeder


  • Helped get the male-sterile patent approved for the company’s vinca breeding program and has been instrumental in the program’s trialing, evaluation, test production and ultimate product selection.
  • Works with and mentors college interns in the company’s breeding program to create an exciting, meaningful and educational experience. Has maintained these connections with former interns and continues to support them as they have advanced in their careers.


In high school, Ockert started a sheep breeding operation selecting sheep with multiple horns. His parents still have some descendants from the original program nearly 20 years later.

Fun Facts

Ockert and his family like to return to his native South Africa “and relax for a few days in the house where I grew up.

Latest Photos see all »

GPN recognizes 40 industry professionals under the age of 40 who are helping to determine the future of the horticulture industry. These individuals are today’s movers and shakers who are already setting the pace for tomorrow.
Ben Vliestra
Sidney Phelps
Jennifer Moss
Daniel Norden
W. Garrett Owen
Jessica Montgomery
Elien Peters
Rose Oberholzer
Nikki Melin

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