Silverleaf nightshade (Solanum elaegnifolium)

  • Silverleaf Nightshade Plant 215x150

Category B Weed

Nightshade family (Solanaceae)

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    • 1-3 ft. tall, branched and densely covered with short hairs; sometimes covered with red to yellow spines (less than 0.2 in. long)


      • Alternate; oval to lance-shaped and 3-6 in. long with wavy or lobed edges (margins); usually NO spines on leaf veins; covered with tiny hairs that are star-shaped with magnification; gives the plant a gray or silvery appearance


        • Star-shaped, 0.75-1.5 in. diameter, purple to blue with 5 petals and yellow stamens and; usually 3-5 flowers clustered on stalks at tips of branches
        • Berries are round, shiny, yellow, 0.25-0.5 in. diameter and resemble tiny tomatoes


          • Deep, creeping root system


            • Often infests rangeland, roadsides, waste areas and crop fields; native to North America; known to occur in Clark, Elko and Nye counties

            • Perennial; reproduces by seeds and roots

            • Toxic to livestock and humans

            • Also known as white horsenettle


              • Repeated hand-digging can be effective; DO NOT use tillage, mowing or grazing

              • Apply glyphosate or 2,4-D to young, actively growing plants; picloram at full flower; imazapyr to actively growing plants


                Silverleaf Nightshade Plant 215x150
                Mature Plant
                Silverleaf Nightshade Flower 215x150
                Silverleaf Nightshade Seedling 215x150
                Silverleaf Nightshade Fruit 215x150
                  Nevada Noxious Weed Field Guide
                Nevada Noxious Weed Guide