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 […]
Strawberry: Aphids categories: Small Fruits Strawberry Strawberry Insects revision date: 2022-12-07 12:00 AphidsPhoto by: Unknown Biology Aphids are small, soft-bodied, pear-shaped insects. They vary in color from yellow to green to brownish. Aphids on strawberries are typically found on the underside of leaves along veins and on new shoots and buds in the crown of […]
Strawberry: Brown marmorated stink bug categories: Small Fruits Strawberry Strawberry Insects revision date: 2022-12-07 12:00 Brown marmorated stink bug adultPhoto by: M. Bush Biology The brown marmorated stink bug (BMSB) is an introduced pest species from Asia that is spreading quickly across the United States. Nymphs and adults feed on a wide variety of plant […]
Strawberry: Cutworms and armyworms categories: Small Fruits Strawberry Strawberry Insects revision date: 2023-04-12 12:00 Western yellow stripe armywormPhoto by: Unknown Biology Cutworms and armyworms are the larvae of noctuid moths. These common moths are medium-sized with fairly dull coloration. The greenish, grayish, or tan caterpillars are hairless, nocturnal, and generally spotted, striped, or otherwise marked. […]
Strawberry: Leafrollers categories: Small Fruits Strawberry Strawberry Insects revision date: 2023-04-12 12:00 Leafroller caterpillar, green with shiny black headPhoto by: S.M. Fitzpatrick and J.T. Troubridge Biology Several species of leafrollers can occur on strawberry. The caterpillars are typically light to dark green with light or dark heads, and are about 3⁄4″ long at maturity. Typical […]
Strawberry: Mites categories: Small Fruits Strawberry Strawberry Insects revision date: 2022-12-07 12:00 Cyclamen mite damage on strawberryPhoto by: A.L. Antonelli Biology Cyclamen mites and two-spotted spider mites can be pests on strawberries. Cyclamen mites are microscopic, amber, oval mites typically found in the crown of the plant on the new growth. Young leaves on infested […]
Strawberry: Root weevils categories: Small Fruits Strawberry Strawberry Insects revision date: 2022-12-07 12:00 Root weevil damage on strawberryPhoto by: A.L. Antonelli Biology Several species of root weevils are common pests of strawberries. Adults are typically brown to black in color and may have lighter markings on the back. They range in size from 1⁄5″ to […]