Strawberry: Common leaf spot categories: Small Fruits Strawberry Strawberry Diseases revision date: 2022-12-07 12:00 Strawberry common leaf spotPhoto by: R.S. Byther Biology Common leaf spot is caused by a fungus that overwinters on old infected leaves. It produces abundant spores in lesions of infected leaves, and rain splashes them onto healthy tissue. Only young leaf […]
Strawberry: Gray mold categories: Small Fruits Strawberry Strawberry Diseases revision date: 2022-12-07 12:00 Botrytis gray mold on strawberryPhoto by: R.S. Byther Biology Fruit rot is caused by a fungus which attacks many plants. Strawberry leaves, stems, flowers, and buds may be attacked, but the worst damage is to the fruit. The rot typically begins as […]
Strawberry: Red stele categories: Small Fruits Strawberry Strawberry Diseases revision date: 2022-12-07 12:00 Strawberry roots showing discolored stelePhoto by: R.S. Byther Biology Red stele is caused by a soil-infesting fungus. It is active in cool, wet weather. It attacks roots soon after fall rains begin and remains active through winter, spreading most rapidly where drainage […]
Strawberry: Viruses categories: Small Fruits Strawberry Strawberry Diseases revision date: 2022-12-07 12:00 Strawberry crinkle virus damagePhoto by: R.S. Byther Biology Crinkle virus, mottle virus, mild yellow-edge virus, and vein-banding virus commonly infect Pacific Northwest strawberry plants. They are transmitted by the common strawberry aphid, and can decrease vigor and yield. Usually, the only distinctive symptoms […]