 It is extremely sensitive to dieback from the pathogen "Phytophthora cinnamomi"

"Isopogon ceratophyllus" is a prickly shrub, growing to 15–100 cm (6–40 in) tall and to 120 cm (4 ft) across.The oval to round flower heads, known as inflorescences, appear between July and January, and are around 3 cm in diameter.