It is drought - tolerant , and grows all year around .
It is a perennial herbaceous plant growing to 40 -- 90 cm tall , typically found in dry grassy meadows , often on limestone soils .
herbaceous plant is drought - tolerant , and grows all year around .
It is a perennial herbaceous plant growing to 40 -- 90 cm tall , typically found in dry grassy meadows , often on limestone soils .