Splits with Randall

ISU Extension's Randall Cass, Bee Specialist, speaking at a field day

Randall joined Iowa State University in 2017, becoming the institution’s first bee extension specialist in over 70 years. 

Sign-ups and waiting list open until Thursday, April 27, 2023. Lunch will be included for those registering by Thursday, April 20. Registrations made on April 21 and later will need to bring their own lunch.


‘Splits’ is a term we use as both a noun and verb. Splitting is a way to increase the number of colonies we keep.

We ‘split’ a large swarm-minded colony to create a parent and child (verb). The child hive can be called a ‘split’ (noun).

Our Field Day will be held:

Saturday, April 29 

9 a.m. – 1:30 p.m.

ISU Horticulture Research Farm

Spots are limited to 20 and available with a $20 deposit. The deposit will be returned approximately one week after your participation. 

As ISU’s Bee Specialist, Randall coordinates bee research, manages the university’s honey apiary, lectures, and provides outreach to beekeepers, farmers, and landowners. Cass is especially interested in taking an integrated pest management (IPM) approach to controlling honey bee pests and conducting research exploring the effects of landscape on colony health.

He holds a Master of Science from the University of California, Davis and a B.A. from Willamette University. Randall Cass is the Bee Specialist at Iowa State University Extension and Outreach. Before he came to Iowa, he conducted rural development in South America and is fluent in Spanish.

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