2022年12月2日 · Common cocklebur is a summer annual that grows about 4-5 feet (1 to 1.5 m.) tall. Spiny cocklebur is a summer annual that can grow about 3 feet (1 m.) tall and derives its common name from the small sharp spines on the stems. Cocklebur can be found anywhere - woodlands, pastures, open fields, along roadsides, in gardens, or landscapes.