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Sonja Johanson

Massachusetts Master Gardener Association, Volunteer and Outreach Coordinator

Sonja Johanson is a Lifetime Master Gardener of the Massachusetts Master Gardener Association (MMGA). She has served as MMGA Education ... See full bio

Medfield in United States

Spoken at 1 event in 1 country

Sonja Johanson recently attended

  1. IMGC 2015

    United States United States, Council Bluffs

    22nd25th September 2015

    Sonja Johanson spoke