060: Expectations from a Custom Crush with Ryan Horn and Greg Stokes
Release Date: 12/10/2024
090: Old Vines and Argentina's Ungrafted Massale Selection with Dr. Laura Catena
Vineyard Underground
Some of the world’s most valuable vineyard lessons are rooted in vines that predate modern viticulture. In this conversation, we are joined by Dr. Laura Catena to explore Argentina’s remarkable legacy of old, ungrafted vines and what they reveal about vine genetics, site expression, and long-term resilience. Drawing on her experience, Dr. Catena explains why phylloxera never devastated many Argentine vineyards and how this unique history allowed ancient vine material to survive. The discussion dives into massale selection from old vines, highlighting why genetic diversity matters —...
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089: Red Flags for Planting a Vineyard with Dr. Mark Greenspan
Vineyard Underground
Planting a vineyard is a major investment, and the decisions made before the first vine goes into the ground can determine long-term success or costly failure. In this episode, Fritz sits down with renowned viticulture expert Dr. Mark Greenspan to unpack the most common red flags vineyard owners and operators should watch for when planning a new planting. Drawing on more than three decades of scientific research and hands-on field experience, Dr. Greenspan explains why many vineyard problems originate long before planting day. Fritz and Dr. Greenspan also discuss the dangers of relying on...
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088: Pruning Q&A with Fritz Westover
Vineyard Underground
Pruning is one of the most influential decisions vineyard owners and operators make each season, and in this solo Q&A episode, Fritz tackles the most common — and most misunderstood — questions he hears in the field. Drawing on hands-on experience, Fritz walks listeners through the practical realities of dormant pruning, why it matters far beyond vine appearance, and how pruning choices directly impact vine balance, yield, and long-term vineyard health. Throughout the episode, Fritz addresses real-world concerns from growers, including how aggressive pruning should be, what mistakes...
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087: Mothballing a Vineyard - What Growers Need to Know with Dr. Christopher Chen
Vineyard Underground
A topic that many growers consider but few understand is mothballing a vineyard. In this episode, Fritz covers it all with Dr. Christopher Chen, Integrated Vineyard Systems Advisor with the University of California Cooperative Extension. With economic pressures, market shifts, and operational challenges affecting vineyard owners across the industry, temporarily idling a vineyard can feel like a practical option — but it comes with important agronomic, legal, and financial considerations. Dr. Chen brings a research-based, boots-on-the-ground perspective to the conversation, helping listeners...
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086: Viticulturists vs AI with Dr. Justin Scheiner
Vineyard Underground
Growers are turning to AI for vineyard advice — but what happens when the algorithms get it wrong? In this episode, Fritz sits down with Texas A&M Extension Viticulture Specialist Dr. Justin Scheiner to put artificial intelligence to the test and reveal where it helps…and where it falls flat. Fritz and Justin walk through real vineyard questions — on pruning cuts, choosing between cane and spur pruning, designing an effective spray program, and diagnosing puzzling leaf symptoms — then grade the answers provided by AI tools like ChatGPT and Copilot. Justin explains why, despite its...
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085: Development of the Monterey County Wine Industry with Larry Bettiga
Vineyard Underground
Fritz welcomes longtime colleague and respected viticulture authority Larry Bettiga in this episode for an in-depth look at the evolution of Monterey County’s wine industry. With more than four decades of experience, Larry offers a rare, firsthand perspective on how the region transformed from scattered early vineyards into one of the country’s most significant cool-climate grape-growing areas. Larry explains how Monterey’s dramatic coastal influence, daily wind patterns, and diverse soils shaped both the opportunities and challenges for growers. He and Fritz unpack the early years of...
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084: Damage Control - Voles & Other Vertebrate Pests with Kelly Mulville & Newt Wimer
Vineyard Underground
Voles, gophers, and ground squirrels are more than a nuisance — they can devastate vineyards if left unchecked. In this episode, host Fritz Westover sits down with Kelly Mulville of Paicines Ranch and Newt Wimer, an agricultural innovator, to discuss practical, sustainable ways to manage these vertebrate pests. Kelly shares his firsthand experience with a sudden vole outbreak at Paicines Ranch — one of the worst he’s ever seen — and explains how quickly the damage escalated. He walks through the telltale signs of vole damage, how girdling kills vines, and why population cycles and...
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083: Plan My Vineyard with Callil Capuozzo
Vineyard Underground
In this episode, Fritz sits down with Callil Capuozzo, the founder and owner of Overhead Vineyards in coastal Rhode Island. Callil shares his unique journey from industrial designer to vineyard owner and walks through the challenges of starting a vineyard on existing farmland. The conversation explores the critical early decisions in vineyard development — from soil sampling and drainage considerations to choosing trellis systems that suit humid, fog-prone climates. Callil’s experiment with a pergola-style trellis, inspired by traditional Albarino vineyards in Rías Baixas, Spain, sparks a...
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082: How Vines are Made with Dustin Hooper
Vineyard Underground
In this episode of Vineyard Underground, Fritz welcomes Dustin Hooper, Vice President of Sales at Sunridge Nurseries, to take listeners behind the scenes of how grapevines are made. While growers see the final product when vines arrive at their vineyard, there’s a fascinating process that begins long before planting — starting with certified mother vines and continuing through propagation, grafting, greenhouse production, and certification. Dustin shares his personal journey into the nursery business and offers an insider’s perspective on the complexities of producing clean, reliable...
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081: Transitioning from Grape Grower to Winemaker with Jim Duane – Part 2
Vineyard Underground
In this episode of Vineyard Underground, Fritz continues his conversation with winemaker and Inside Winemaking podcast host Jim Duane on what it takes for grape growers to successfully step into winemaking. Following part one, which covered equipment, compliance, and basic chemistry, part two dives deeper into the realities of balancing vineyard management with winery responsibilities. Fritz and Jim explore how harvest decisions shift when you’re making wine from your own fruit, weighing risks like weather and pests against the pursuit of higher quality. Jim shares how winemakers must...
info_outlineCustom crush facilities are becoming a popular choice for grape growers who want to make wine without the hefty investment of building a full-scale winery. In this episode, industry experts Ryan Horn from Vintner's Vault and Greg Stokes from Ursa Vineyards and Bending Branch Winery share insights on this topic.
Listen in for an overview of what a custom crush is, who it is for, and how much you can expect to pay per bottle of finished wine.
In this episode, you will hear
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Advantages of custom crush facilities for grape growers
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Significance of custom crush services
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Supply and demand cycles in the grape industry and the role of custom crush facilities
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Traditional custom crush versus alternative proprietorships
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Logistics, legal considerations, and potential financial risks involved in custom crush operations
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Resources:
Register for Fritz’s FREE virtual live learning event, Breaking Bad Pruning Habits, on January 8th at 5 pm CST
https://www.virtualviticultureacademy.com/breakingbad.
Download Fritz’s member-only Crop Estimation Tips guide - https://mailchi.mp/virtualviticultureacademy.com/crop-estimation-tips
If you have questions about today’s episode or ideas for future episodes, go to VineyardUndergroundPodcast.com and click the Ask Fritz button.
Today’s Guests:
Ryan Horn is an award-winning winemaker and the founder and owner of The Vintner Vault – a leading winery equipment design and consulting company.
Website: https://www.thevintnervault.com/
Email: info@thevintnervault.com
Greg Stokes is an award-winning winemaker for Ursa Vineyards in the Sierra Foothills of California and Bending Branch Winery in the Texas Hill Country.
Websites: https://www.ursavineyards.com & https://www.bendingbranchwinery.com/
Email: info@ursavineyards.com
Episode Sponsor:
Thank you to Sunridge Nurseries for sponsoring today’s episode. Sunridge Nurseries is the exclusive nursery sponsor of the Vineyard Underground podcast. They have been a family-owned company for over 45 years and their dedicated focus on quality and consistency has grown them into the largest supplier of grapevines in both North and South America and the industry leader in nursery standards. Visit them today at SunridgeNurseries.com and mention the code Underground to receive a podcast listener discount on your vine order.
Episode Credits
If you like this podcast and are thinking of creating your own, consider talking to my producer, Emerald City Productions. They helped me grow and produce the podcast you are listening to right now. Find out more at https://emeraldcitypro.com. Let them know we sent you.