'''Bullnettle''' (also written "bull nettle", "Bull Nettle" or "bull-nettle") is a common name for several plants and may refer to:
* ''Cnidoscolus stimulosus'' (Spurge nettle), a plant of the spurge family (Euphorbiaceae) * ''Cnidoscolus texanus'' (Texas bullnettle), another Euphorbiaceae * ''Cnidoscolus urens'' * ''Solanum carolinense'' (Carolina horsenettle), a plant of the nightshade family (Solanaceae) * ''Solanum elaeagnifolium'' (Silver-leaved nightshade), another Solanaceae
{{Plant common name}}