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Pollen-allergy researcher Tom Ogren talks allergy friendly gardening

Tom Ogren courtesy Allergy-Free Gardening
Tom Ogren courtesy Allergy-Free Gardening

Thomas Ogren is an allergy researcher and horticulturist​ and he recently stopped by The Roadhouse and spoke with Dave about what we can do to make our gardens and the world safer for those with asthma and allergies.

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