Episodes

  • OSC4 Explores Ecological Intensification
    Mar 25 2026

    This episode was funded by the Organic Federation of Canada to highlight the work of Organic Science Cluster 4. The Organic Science Cluster is an industry-led research and development endeavour co-managed by the Organic Federation of Canada and the Organic Agriculture Centre of Canada at Dalhousie University. It is also supported by the AgriScience Program under Agriculture and Agri-Food Canada’s Sustainable Canadian Agricultural Partnership together with over 80 funding partners.

    This episode, my interview with Dr. Juli Carillo, associate professor in the faculty of Land & Food Systems at UBC Vancouver.

    Together with her UBC colleague Dr. Claire Kremen, Juli’s Organic Science Cluster 4 research is exploring how on-farm habitat can be amended to intensify beneficial ecological interactions. Translation: how can we increase and support biodiversity on the farm that in turn supports farm production goals? Juli joins me to outline her project and her results so far.

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    43 mins
  • OSC4 Seeks Better Carrots for Organic Growers
    Mar 11 2026

    This episode was funded by the Organic Federation of Canada to highlight the work of Organic Science Cluster 4. The Organic Science Cluster is an industry-led research and development endeavour co-managed by the Organic Federation of Canada and the Organic Agriculture Centre of Canada at Dalhousie University. It is also supported by the AgriScience Program under Agriculture and Agri-Food Canada’s Sustainable Canadian Agricultural Partnership together with over 80 funding partners.

    This episode, my interview with Dr. Loren Rieseberg, Professor of Botany at UBC Vancouver about his Organic Science Cluster 4 research.

    Dr. Rieseberg and his team are combining genomics, ecophysiology, and participatory plant breeding with a goal of developing climate resilient veggie cultivars that are better adapted to organic production systems. Translation: this project wants to create improved, open-pollinated carrot and lettuce varieties for Canadian organic farmers, and Dr. Rieseberg joined me to tell me about combining traditional and technological breeding techniques in order to do so.

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    34 mins
  • Considerations for Cover Cropping in the Yukon
    Feb 25 2026

    This podcast was funded by the Climate Agri-Solutions Fund. Funding for the Climate Agri-Solutions Fund has been provided by Agriculture and Agri-Food Canada through the Agricultural Climate Solutions – On-Farm Climate Action Fund.

    This episode, a focus on cover cropping north of the 60th parallel, where long days and short growing seasons limit the applicability of the standard advice about cover cropping that was developed for farmers much further south.

    We’ll learn how the unique climatic and growing conditions in the north influence which benefits of cover cropping to prioritize and which species to plant, and the limitations to and challenges of growing a cover crop successfully.

    You’re going to hear from two people in this episode: an Alaska-based soil scientist and a Yukon-based veggie grower.

    Caley Gasch is a research assistant professor at University of Alaska Faribanks. She leads a research program focused on soil ecology, plant-soil interactions, how soils respond to environmental change and how we can build and maintain healthy soils.

    Sarah Ouellette grows mixed veggies at Sarah's Harvest, 50km north of Whitehorse.

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    54 mins
  • Biofumigation can address weed, pest, and disease pressure in your soil
    Feb 11 2026

    This episode, the topic is biofumigation, a biological form of pest control that involves growing and turning under certain cover crop species that naturally suppress many weeds and soil-borne diseases and pests.

    In this episode:

    Tom Forge, a research scientist at the Summerland Research & Development Centre.

    Kip Cantrell, garlic grower at Thistle Farm in the Creston Valley.

    This document from Oregon State University Extension is a good primer on biofumigation.

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    40 mins
  • The Environmental Benefits of Silvopasture
    Jan 28 2026

    This episode, the topic is silvopasture, a branch of agroforestry that purposefully combines trees, forage, and livestock on the same land unit to create a mutually beneficial, intensively managed system.

    Our guest for this episode is Lisa Zabek, Agroforestry Specialist at the BC Ministry of Agriculture, who joined us to explain how silvopasture systems work, the benefits these systems deliver when practiced well, and highlight examples of silvopasture in practice in BC.

    For more information about Silvopasture practices, this BC MInistry of Agriculture page is a good place to start.

    This podcast was funded by the Climate Agri-Solutions Fund. Funding for the Climate Agri-Solutions Fund has been provided by Agriculture and Agri-Food Canada through the Agricultural Climate Solutions – On-Farm Climate Action Fund.


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    34 mins
  • Bale Grazing as an Alternative to Tillage to Manage Field-Edge Encroachment
    Jan 14 2026

    This episode, a look at the use of bale grazing as an alternative to tillage when attempting to manage field-edge encroachment by woody perennials like rosebush and willow.

    Farmer Rob Larson operates a mixed livestock operation that covers around 5000 acres Northwest of Fort St. John, in BC’s Peace country. The encroachment of wild rosebush onto some of Rob’s fields has been an ongoing challenge that Rob used to manage with repeated tillage. This approach is effective, but, as we’ll hear, also costly from both an economic and ecological perspective. So, back in 2017, Rob teamed up with the Peace River Forage Association to conduct a trial to explore whether winter bale grazing his cattle in areas of rosebush encroachment could suppress the advance of the rosebush and other woody perennials while improving his soil at the same time. In this interview, Rob will summarize the trial, as well as provide an update on the state of his field edges since then.

    Later on, we’ll hear from Sandra Burton, a soil scientist who worked with Rob on this project.

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    33 mins
  • Two Arguments for Late Season Cover Crops
    Apr 24 2025

    This podcast was funded in part by Agriculture and Agri-Food Canada through the BC Climate Agri-Solutions Fund delivered by the Investment Agriculture Foundation of BC.

    This episode features two compelling arguments for the use of cover crops in field crop or vegetable production. In the first segment, we’ll learn about a Fraser Valley Dairy Farmer’s experience with planting a relay cover crop once his silage corn is established, and the benefits he’s realized from that effort.

    After that, an Agriculture & Agri-food Canada researcher will tell us why it is so very important, if not imperative, that BC’s field crop and veggie farmers start including cover cropping in their weed management plans.

    My guests this episode:

    Holger Schwichtenberg of Holberg Dairy Farm in Agassiz, BC

    Jichul Bae, Researcher at Agriculture & Agrifood Canada's Agassiz Research & Development Centre

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    43 mins
  • Stewardship on the North Thompson: Joseph Moillet of Aveley Ranch
    Apr 17 2025

    This podcast was funded in part by Agriculture and Agri-Food Canada through the BC Climate Agri-Solutions Fund delivered by the Investment Agriculture Foundation of BC.

    This episode: the final chapter in our miniseries on rotational grazing in collaboration with BC’s Small Scale Meat Producers Association.

    This one features a long-form conversation with rancher Joseph Moilliet of Avely Ranch, a sheep and cattle operation in Vavenby, British Columbia. Management-intensive rotational grazing is a major pillar in Joseph’s approach to sustainable livestock management.

    Rotational grazing is the main focus of this conversation, but you’ll also hear Joseph talk about other practices he uses to improve the health and productivity of his soil, such as winter bale grazing and an avoid-tillage-at-all-costs approach to pasture rejuvenation.

    Mentioned in this episode:

    Check out the Small Scale Meat Producers Youtube Page!

    You'll find lots of videos about fencing and rotational grazing at the SSMPA Youtube page.

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    53 mins