Dahlias in Oregon: Planting for a Parade of Late-season Blooms Lagume News Dahlias in Oregon: Planting for a Parade of Late-season Blooms Mezza Arap November 2, 2024 Dahlia diseases and pests Diseases Dahlias are susceptible to bacterial, viral and fungal diseases. Most diseases appear... Read More Read more about Dahlias in Oregon: Planting for a Parade of Late-season Blooms