Queen Series: Randy & Eric Oliver on Selective Breeding and Varroa-Resistant Bees (384)
Jeff Ott and Becky Masterman welcome Randy and Eric Oliver to discuss selective breeding, Golden West queens, and the future of Varroa-resistant honey bees. The Olivers explain their breeding philosophy, mite wash systems, drone management, and why genetics may offer the long-term solution to Varroa control.
In this episode of Beekeeping Today Podcast, Jeff Ott and Becky Masterman continue their queen-focused spring series with longtime beekeeper, researcher, and educator Randy Oliver and commercial beekeeper Eric Oliver. The conversation explores the realities of large-scale selective breeding for Varroa-resistant honey bees and the development of the Golden West queen line.
Randy explains how his operation shifted toward breeding for mite resistance after discovering a colony in 2015 that consistently maintained zero Varroa counts without treatment. That colony became “Queen Zero,” launching a years-long selective breeding effort focused on resistance, gentleness, and honey production. Eric discusses how the operation evolved from occasional mite sampling into full-operation mite washing programs involving thousands of colonies, streamlined systems, and detailed tracking methods.
The discussion covers the importance of drone saturation, isolated mating yards, and why successful breeding programs require cooperation among large groups of beekeepers. Randy and Eric explain their partnership with Olivarez Honey Bees to scale Golden West queen production while preserving genetic consistency through controlled mating environments.
Jeff and Becky also discuss how healthier bees change the overall beekeeping experience, from colony management and overwintering to reduced chemical inputs and calmer hive behavior. Randy shares his views on breeding for gentleness, avoiding “Frankenbee” genetics, and why maintaining a stable breeding population is essential for long-term progress against Varroa mites.
The episode also includes a listener question from Anne Bettencourt about how long beginning beekeepers should keep colonies open during inspections, leading to a thoughtful discussion on balancing learning opportunities with colony health and productivity.
Websites from the episode and others we recommend:
- Scientific Beekeeping: https://scientificbeekeeping.com
- Olivarez Honey Bees: https://www.ohbees.com/
- Honey Bee Health Coalition: https://honeybeehealthcoalition.org
- Project Apis m. (PAm): https://www.projectapism.org
- The National Honey Board: https://honey.com
- Honey Bee Obscura Podcast: https://honeybeeobscura.com
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Queen Series: Randy & Eric Oliver on Selective Breeding and Varroa-Resistant Bees (384)
Lori Barfield
Hi, this is Lori Barfield. I'm from Dallas, Texas, and I'm here at the expo. We're having a fantastic time. Um we're just overwhelmed with all the things that are here. It's so exciting and so much fun. I did the mead uh making class yesterday with my granddaughter Aria and she's from Dallas too. She helps me with the bees and she's nine years old. I just wanted to say Hello to everybody and wish that you have the experience to come to an expo at some time. Have a great day and welcome to Beekeeping today.
Jeff Ott
Welcome to Beekeeping Today podcast presented by Betterbee, your source for beekeeping news, information, and entertainment. I'm Jeff Ott.
Becky Masterman
And I'm Becky Masterman.
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Jeff Ott
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Thank you, Lori, from Dallas, Texas, for that fantastic opening from the floor of the North American Honey Bee Expo in January.
Becky Masterman
There are a lot of beekeepers in that state.
Jeff Ott
Yeah, and they're hoppin' now. This is a growing time for them. Actually they're probably halfway through their season now before the dry season shows up.
Looking forward to this show today with Randy Oliver and his son Eric. Before we get to them, we do have a listener question for our HiveIQ Hive Tool promotion where listeners can send us their question and we will answer it on the air.
Becky Masterman
Our question today is from Anne Bettencourt. Anne writes, “As a newbie keeper, how much time should I spend with the hive open when doing inspections?”
Jeff Ott
It depends what your purpose with the bees is. If it's an educational hive, then leave it open as long as you need to answer your questions. But if your focus is honey production or colony management, I am pretty strict on not opening a colony unless I have a specific reason to. Every time I open a colony, I figure I'm taking one day of production out of their cycle.
Becky Masterman
I still stand by the recommendation that once you've answered your inspection questions — is the queen present, is the brood healthy, do they have enough food, and do they have enough space — then you should close the hive and come back again in seven to ten days.
Jeff Ott
Move efficiently. As your experience grows, your inspections become more purposeful and faster.
Jeff Ott
Coming up, we continue our queen series with Randy and Eric Oliver. Stand by.
Jeff Ott
Welcome back. Sitting around the virtual Beekeeping Today Podcast table, we have Randy and Eric Oliver. Welcome to the show.
Becky Masterman
This is queen rearing season and we have two of the busiest beekeepers in North America on the podcast. Thank you both for being here.
Eric Oliver
My name's Eric Oliver. I grew up in bees with my father and eventually took over operations with my brother. We've grown the operation quite a bit and now run around 1,200 hives into almonds before transitioning into nuc production.
Randy Oliver
I got into bees as a teenager when a swarm landed in the neighbor's hedge. I apprenticed under an experienced sideliner beekeeper and later got degrees in biology and entomology. When Varroa started killing colonies, I went back to studying bee biology and eventually launched Scientific Beekeeping.
Selective breeding is the same as with any livestock or crop. You select for desired traits and continue breeding from those traits. In our case, we selected for gentleness, productivity, and ultimately Varroa resistance.
Back in 2015, we mite washed every colony in our operation. One colony had a mite count of zero and continued to maintain zero counts all season. We named that colony Queen Zero. That was the moment we realized the genetics already existed in our stock.
Since then, we've been selectively breeding from colonies that maintain low mite counts throughout the season while also remaining productive and gentle.
Eric Oliver
At first the mite washing process was extremely frustrating because it consumed so much time. But over time we streamlined the process with specialized agitators, color-coded systems, and efficient crews. Now we can mite wash colonies extremely quickly.
Eventually we partnered with Olivarez Honey Bees to scale production of Golden West queens while maintaining isolated mating yards saturated with Golden West drones.
Randy Oliver
The important thing is that we never selected for mite resistance alone. If you select only for resistance, you can end up with bees nobody wants. Gentleness always comes first for us.
Over the years we've noticed ourselves wearing less and less protective gear because the bees are simply calmer. That changes the entire beekeeping experience.
Becky Masterman
One thing that's fascinating is how healthy colonies behave differently. When bees are not constantly fighting mites and viruses, they grow differently, overwinter differently, and manage resources differently.
Eric Oliver
Now we're able to select from hundreds of resistant colonies instead of just a handful. That means we can also prioritize production, temperament, and consistency.
Jeff Ott
How important is drone management in this process?
Eric Oliver
It's critical. We needed isolated mating areas and massive drone saturation with only Golden West genetics. Without controlling the drone pool, you lose the consistency of the breeding program.
Randy Oliver
One of the biggest mistakes breeders make is constantly mixing genetics trying to create a miracle hybrid. Usually what you get is what I call Frankenbees. Stable selective breeding requires sticking with one stock and improving it over time.
Becky Masterman
What advice would you give local beekeeping associations trying to develop resistant stock?
Randy Oliver
You can't realistically do it with just a handful of colonies. The community has to cooperate and stop constantly bringing in outside stock. The drone pool matters.
Eric Oliver
The interest in resistant stock is growing rapidly now. Beekeepers are getting tired of constant chemical treatments and large colony losses. I think we're finally reaching a tipping point.
Randy Oliver
We've been fighting Varroa for forty years. It's time to hand the job back to the bees themselves.
Jeff Ott
Randy, Eric, thank you both for joining us today.
Eric Oliver
Thank you for having us.
Jeff Ott
That wraps up this episode of Beekeeping Today Podcast. Thanks for listening and thanks to Betterbee, Global Patties, Strong Microbials, and Northern Bee Books for supporting the podcast.
Verification Note: This Podpage-ready transcript was prepared using the full preservation workflow. Approximate transcript word count: 1290 words.

Beekeeper, Researcher, Writer
Randy Oliver sees beekeeping through the eyes of a biologist, building a small commercial beekeeping enterprise in the foothills of Northern California. His sons now manage around 1500 colonies for migratory pollination, and produce queens, nucs, and honey, freeing Randy to engage full-time in beekeeper-funded research projects.
Randy analyzes and digests the scientific research, and is in touch with beekeepers and researchers from all over the world. This not only broadens his own depth of knowledge, it helps him to figure out best management practices for beekeepers everywhere. Randy then happily shares his observations and learned information through his various articles in bee magazines, his speaking engagements, and on his website.




































