Make plans for the newly revitalized 42nd Annual Morgan Hill Mushroom Festival, May 27-28, 2023. Great food with Mushroom inspired dishes, arts and crafts, mushroom Expo, cooking demonstrations, wine and beer gardens and munchkinland. Headlining the festival are The Joe Sharino Bandand San Francisco’s hottest dance party band, The Party Starters on the Downtown Morgan Hill Amphitheater stage.